Several teams come together and target one set of racers at the double U-turn in Milan and Lake Como, Italy.
Racers take on a record-setting roadblock by helping build a 13-story bonfire in Norway.
A U-turn causes tension between two teams in Tanzania.
Teams build desks and deliver them to a local school in Zanzibar, Tanzania; tensions rise when teams face a blind double U-turn; one team's race may be in jeopardy.
The teams travel to São Paulo, Brazil; a conflict emerges between two teams when one team goes back on its word.
The teams race from Shenzhen, China to Santa Barbara, Calif., for the final leg of the race and are faced with the harrowing task of synchronized mountaineering.
As the final four teams contend for a place in the finale, a high-stakes foot race marks the end of another team's journey.
The racers take on a 40-foot plunge; the teams must make a tough decision when faced with a double U-turn.
In Bali, the remaining teams must race to the pit stop, located on a boat, by rowing and swimming; the losers walk the plank.
The teams go to Dubai to race camels and swim with sharks.
In the country of Georgia, the teams learn traditional candy-making and explore the trenches of an old winery.
The teams travel to Yerevan, Armenia, where they race for an express pass.
The teams compete in the French Alps, where one team may be in trouble after losing a clue on a mountain.
A romance evolves among two of the racers; teams compete in a huge foot race for first place.
The competition continues in Cartagena, Colombia, where contestants must retrieve the next clue by going deep into the catacombs.
The racers travel to Colombia, where they go mud-diving for emeralds in a volcano.
Teams of social media stars travel to Mexico City, where they find an archaeological roadblock and set off fireworks.
The three remaining teams race to Long Island, New York, where the winners are declared and receive $1 million.
As the final four teams race through Hong Kong and Macau, China, they participate in a spectacular water show.
For the first time in the show's history, racers face a third U-turn; teams attempt to get through an exhaustive detour en route to an Indian wedding.
The remaining six teams face a U-Turn; a candy-making challenge leads some teams to the sweet taste of victory.
The teams race to Krakow, Poland, where they work with local street musicians in order to earn a day's pay.
A duo take a sightseeing break, putting their place in the competition at risk; racers face a double-Dutch detour.
The teams head to Paris, where they soar high above the countryside and perform with a popular rapper.
The racers' adrenaline is racing in Zambia, Africa, when they feed crocodiles and walk with lions in the jungle.
Racers soar above the breathtaking Victoria Falls before encountering a double U-turn; Team Texas tries to eliminate The Green Team.
Contestants must pay attention to detail during a meaty challenge; one team's mistake leads to a penalty.
Members of the teams visit Pope Francis' birthplace and the church where he was baptized; a tango with a twist frustrates some players.
Eleven new teams embark on the journey of a lifetime as they race to Rio de Janeiro, where they take a helicopter ride and face a big decision.
The remaining teams race from Peru to Dallas, where they join a cattle ranch and rappel 500 feet down the Reunion Tower.
The final four teams make their way through Peru in hope of making it to the next round and getting closer to the $1 million prize.
The final five teams head to Peru, where they use their fitness trackers to find clues; communication issues reach a boiling point.
The final five teams race to Amsterdam and board a floating hot tub while searching for the next clue.
The teams encounter wildlife and sand dunes in Namibia; a flat tire deflates a team's hope of being in the lead; the double U-turn makes a reappearance.
The teams encounter wildlife and sand dunes in Namibia; a flat tire deflates a team's hope of being in the lead; the double U-turn makes a reappearance.
The teams encounter wildlife and sand dunes in Namibia; a flat tire deflates a team's hope of being in the lead; the double U-turn makes a reappearance.
For the first time, the competition heads to Monaco, where one team takes a big risk to gain an advantage.
Racers don lederhosen for a trip to Oktoberfest in Bavaria, Germany; a lost fanny pack puts a team in jeopardy.
The teams deal with a race within a race as they navigate Bangkok; contestants try a traditional delicacy.
A forgotten fanny pack in Thailand leads to a setback -- and tension -- for one team; a contestant poses a very special question.
The teams race through Nagano, Japan, where one team takes a tumble that may cost them the competition.
Pre-existing couples compete against duos who have just met; a dreaded U-turn presents the contestants with a tough decision.
Four teams compete in the final leg of the race for the $1 million prize.
Strong teams make a mistake that could cost them $1 million; Phil Keoghan has shocking news for the contestants at the pit stop.
The contestants get muddy with an ornery ox in Manila, Philippines, during an unforgettable switchback challenge.
A misstep leaves one racer in a precarious position; several teams experience a painful Asian detoxification method.
Teams are thrown off balance as they serve drinks to the knights in Valletta, Malta; a blind detour puts contestants on a slippery slope.
As the teams race through Palermo, Sicily, unlikely alliances are formed; contestants must beat the clock during a high-octane kart race.
The contestants encounter a frightening road block when they are suspended above the Atlas mountains.
As a double U-turn looms, contestants suspect each other of playing dirty -- causing emotions to run high.
A painstaking detour prompts one duo to consider their options; a lack of communication results in a meltdown.
The contestants must corral an unruly flock of sheep through an obstacle course in Scotland's Shetland Islands.
The race continues in London, England, where several teams face setbacks in the form of boating mishaps.
The teams begin their adventures in New York's Times Square, where a game-changing element is introduced; contestants take a gut-wrenching leap of faith.
The teams race through Las Vegas, where they face a final challenge designed by magician David Copperfield.
The final four teams have a once-in-a-lifetime experience in Liverpool, England; a misinterpretation puts one team in jeopardy.
A double U-turn in Spain threatens the alliance; one team's future is put at risk by a possibly game-changing injury.
Tension rises as the finish line gets closer; three teams form an alliance.
Six teams encounter a double U-turn; one team considers a major decision.
The racers square off with Roman gladiators in a medieval detour; three teams make a deal in hope of avoiding elimination.
The racers are drained by an exhausting roadblock; a footrace to a pit stop.
Teams face struggles as they go fishing for their next clue in Sri Lanka.
A racer pours blood and tears into a roadblock; a particularly difficult detour makes a racer melt down.
The teams face rapids in the Malaysian jungle on homemade rafts; a team fights to stay in the running after taxicab trouble.
Mallory and Mark struggle with communication and a major mistake puts them in jeopardy.
Eleven memorable teams return for another shot at the $1 million prize; one team doesn't make it to the starting line.
The final teams take part in a human bowling competition in Tokyo; one team wins $1 million.
The final four teams eat snake in Indonesia; a challenging road block pushes racers to the boiling point.
The final five teams make mistakes while under pressure in Bandung, Indonesia; a relationship suffers.
Teams escape desert heat with a white-water rafting ride; two teams are faced with their second double U-turn.
In Abu Dhabi, the teams rappel almost 200 feet and race cars at high speeds.
A team is faced with temptation; the racers sing with the Vienna Boys' Choir; an intense dispute occurs.
The racers try to keep up during a polka challenge in Gdansk, Poland; teams are impacted by a double U-turn.
Racers take a plunge into the Arctic in Svolvaer, Norway; Marie and Tim have a tough decision to make.
Contestants hope for a big reward when they take a risk in Portugal; racers face a knightly road block.
Racers take a salt bath in Santiago, Chile; one team makes a communication blunder at a bus stop.
The teams head to their first destination, Iquique, Chile, where one competitor faces a fear of heights.
After the final four teams go bog snorkeling in Belfast, Ireland, one team's race comes to an end; the three remaining teams scour historic landmarks in Washington, D.C.; the winning team is determined.
A double U-turn in Scotland puts two of the final five teams at risk.
The final five teams plunge 37 stories through the sky and tackle a psychedelic labyrinth in Berlin, Germany.
Teams grapple with giant wheels of cheese in Switzerland during a challenge; contestants dangle high in the air as they traverse the north face of Eiger mountain.
An African speed trap causes problems for teams; racers are asked to water ski with crocodiles.
Racers hunt for scorpions in Africa; one team confronts another for using a U-Turn against them.
As the contestants face a double U-turn in Hanoi, Vietnam, one team receives crushing news.
Stress makes one contestant cry; a team makes history while trying to stay in the game.
One team continues to struggle with a debilitating injury; in New Zealand, the racers participate in a "shemozzle" race.
A fear of water sends one team into a panic in Bora Bora; another team is saddled with a game-threatening injury.
The teams go skydiving from 10,000 feet in Bora Bora; three teams quit during the first sweltering roadblock.
The final four teams race through France with the $1 million prize in mind; contestants face a terrifying roadblock inspired by Houdini.
The final four teams travel to Spain and visit professional tennis player Rafael Nadal's practice courts; a team has a bloody encounter with a detour.
The teams face a game-changing double U-turn in Amsterdam and encounter an infamous challenge.
As the game heats up in Moscow, Abba and James try to recover a lost passport; an injury could stop one team from finishing a challenge.
The contestants find themselves struggling to stay in sync during a challenge in Moscow; one team makes a significant mistake.
Teams must endure a steamy detour in Istanbul; after a poor performance in the previous leg of the race, Brent and Josh struggle to keep their places in the competition.
Intense heat in Bangladesh makes teams crumble; emotions run high as a team receives disappointing news from home.
As the teams arrive in Bangladesh, one contestant's enthusiasm pushes another team to its breaking point; a team performs an unpleasant task.
The teams encounter a double u-turn as they race through Indonesia; contestants start to feel the heat.
One team makes a bold but risky move; a contestant breaks down.
The teams discover a new twist makes it possible to win $2 million; one teams act of kindness comes back to bite them.
The teams race through Japan and to Honolulu, where one team wins the prize.
A racer is determined to power through after a painful physical misstep; a team goes all out for a challenge.
A team loses faith when a task seems insurmountable; a racer must decide whether to risk well-being for the game.
The race heads into unexpected territory when an early alliance is broken; an unforgiving team relishes an opportunity to seek revenge.
Tensions between two teams come to a head; the racers train with Masai warriors in Tanzania.
Two teams hit the hay to see how they stack up; the racers take an oily detour in Azerbaijan.
The teams search the king's quarters in a castle; things get tense during one team's walk through a snowy maze.
The teams face a dirty task; one team is affected by a random act of kindness.
For the first time, the contestants travel to Paraguay; the teams struggle with a challenge and must perfect a balancing act.
While the teams race through Buenos Aires, Argentina, the stress causes one team to break down into tears; the racers go to the world's largest cattle market.
One team struggles with anxiety as everyone travels to Argentina; the contestants must skydive from a plane at 10,000 feet.
The final three teams race to Atlanta, where a smooth landing evades one team; the winning team is awarded the $1 million prize.
The final teams head to Panama City where they must face their fears while taking in views of the city's skyline.
The contestants take a thrilling test drive and try to make traditional Belgian waffles.
A team hopes for a lucky break after making a potentially game-altering mistake; the contestants wear revealing swimsuits during a detour task.
The contestants encounter bunnies, butter and dancing in Copenhagen; a double U-turn jeopardizes a team's position.
A puzzling roadblock in Malawi delays a team; contestants consider sabotaging other racers.
After falling behind, a dismayed contestant is encouraged by spirited locals; contestants participate in an intense foot race.
One team decides to take a risk that could cost them the game; Liz and Marie end up enjoying an extra task.
Contestants face a difficult underwater challenge; one team enjoys an advantage in a climbing challenge.
One team is stranded in Indonesia after a medical emergency; two teams work together in hope of completing a difficult challenge.
The racers step up their game after learning there will be a double elimination; a costly mistake puts multiple teams in jeopardy.
The teams begin the competition for $1 million as they head to Taiwan; a lost passport jeopardizes one team's future in the competition.
The teams race through Rio de Janerio before heading to Miami where the winner is revealed.
The contestants experience bone-chilling temperatures as they come face-to-face with the Matterhorn in Switzerland; tempers flare during an intense argument.
The remaining teams are put on edge when a Double U-Turn is revealed; a team has a hard time consuming a Swiss delicacy.
Teams confront a psychological detour in Austria; some teams overindulge in a large meal.
Overwhelmed by India's crowded streets, one team makes a costly mistake; a panicked contestant takes a desperate plunge.
While navigating congested streets in India, one team is almost involved in a traffic collision; a team must overcome clumsiness.
A racer is pushed over the edge by a prehistoric roadblock; the teams panic as they try to avoid elimination.
Frustration at getting lost and misplaced passports threaten a racer's team.
A team tries to catch up after a car crash; contestants get dirty in a pile of frigid mud.
Dressed as kangaroos, the teams travel through Australia; tempers flare when a racer reverts to old habits; exhaustion brings one team to tears.
Eleven returning teams begin the competition to win a million-dollar prize.
The final three teams head to Southern California to tackle the last leg of the competition; two teams have a chance to make history.
The remaining four teams travel to South Korea and battle it out on water and ice.
Contestants become violently ill during a challenge in Hong Kong; a contestant threatens to quit the competition.
Two teams must complete an extra task, risking their chances of making the final four.
A racer makes a mistake then makes a decision that will have a long-lasting effect.
The teams learn a traditional Russian circus act; multiple teams misread a clue, jeopardizing their positions in the race.
The contestants have a hard time completing their creative detours before working a day in the fields of a potato farm.
A vegetarian contestant struggles when faced with a Norwegian delicacy; teams face their fears of heights.
Teams volunteer at a school in Ghana; at the Arctic Circle, one pair contemplates making a game-changing decision.
A detour tests one couple's relationship; a contestant requires medical attention, threatening the team's position in the competition.
One team contemplates using its express pass after playful locals give some teams a headache during a high-stakes roadblock.
The 11 teams begin their worldwide journey; the team that finishes the challenge in first place earns a game-changing advantage.
The remaining teams travel from Shanghai to San Francisco in hopes of winning the million-dollar prize; the racers come face-to-face with Darth Vader.
The final teams struggle with the language barrier in Shanghai; the contestants sort through hundreds of golden Buddhas and thousands of Chinese stamps.
The teams must complete two roadblocks; two teams deal with confused cabdrivers.
Tempers flare when racers put a target on one team; feuds come to a head.
The teams must choose between a 153-step climb or a 35-foot high lesson in Chingay.
The teams take a helicopter ride to a remote island where they race with a giant tortoise and look for a message in a bottle.
Contestants accidentally race to the wrong city; a contestant tests the power of duct tape.
A World War I reenactment tests the racers' nerves; a team's cocky attitude could prove to be costly.
The contestants must navigate a confusing train system, take a dive over Hamburg and reunite for a nausea-inducing lesson in German gastronomy.
One team goes astray when one of its members cannot use a compass properly; another team rushes to an emergency room.
A contestant encounters a moody cow at a roadblock; a newly formed alliance rubs teams the wrong way.
The 11 teams depart from Los Angeles for Chile; the racers battle exhaustion and their fear of heights while dangling 120 feet in the air; one team tries to use Brazilian currency in Chile.
The final three teams count out a large amount of poker chips and race to see Mr. Las Vegas, who holds the final clue to the $1 million prize.
Unable to complete a roadblock, one team decides to take a four-hour penalty; a team dodges intoxicated locals while trying to complete the detour.
Tempers flare when a team breaks a promise; a stolen taxi leads to a team falling to last place.
The racers end up in knee-deep bogs in Estonia; two teams collide while racing to the pit stop.
One team encounters a speed bump while racing through Stockholm; a team returns to the site of a roadblock.
One team reveals a personal secret to the others; a contestant breaks down in tears as the stress of the race mounts.
During a detour, the teams begin to feel delirious when temperatures top 130 degrees; fear paralyzes one racer during a task.
Teams battle the heat in Dubai while searching for water; one contestant helps his competition.
Teams scramble to spot royalty in Cambodia's jam-packed streets; one team loses its passport while monkeying around.
Teams struggle to combat the hectic pace of Vietnam; one team puts its own race in jeopardy by offering to help the competition.
Twelve teams begin their race around the world; only 11 teams make the journey to Tokyo after the contestants face a heart-breaking surprise elimination.
The final three teams race from Beijing to Maui for the chance to win $1 million.
The racers must eat fried scorpions at a roadblock; one team's cutthroat behavior stuns fellow racers.
The teams participate in an Olympic-themed task in Beijing, where they must swim the same distance Michael Phelps swam in the 400-meter individual medley; two teams continue to hold grudges against each other.
One racer is frustrated when a dancing judge fails to understand a question at a detour; two teams wind up in a full-blown mat meltdown after battling each other through the whole leg of the race.
Several racers find themselves shoeless and without passports after leaving their backpacks at a roadblock; teams compete in a karaoke-themed detour; one team is eliminated.
A shopkeeper hinders the movements of one racing team; another team learns the hard way that a quick pace does not always lead to victory when mistakes result in penalties.
The racers face a roadblock made of camel feed and a speed bump the size of an elephant; an impatient taxi driver complicates a detour.
Racers must compete in a Russian marathon wearing just their underwear; one team's future lies with a tricky stick shift as members navigate the icy streets of Siberia; one team is eliminated.
Teams travel to Siberia, where a first-place team finds out how it feels to be in last place; one team scrambles for survival when a new twist is revealed; one team is eliminated.
Teams roam the Transylvanian countryside in search of buried coffins; one of the race's frontrunners winds up at the back of the bunch after an unexpected plane landing; one team is eliminated.
An injured racer is forced to make a game-changing decision when Mother Nature intervenes; hopes of a mountain rescue preoccupy another racer; one team is eliminated.
Eleven teams leave California and head to Switzerland, where they face the second-tallest bungee jump in the world as well as a very cheesy challenge.
The final three teams sprint to the finish line in Portland, Ore. for a shot at $1 million.
A team makes a mistake that keeps them from joining the others at the finish line; a team struggles with Moscow's public transportation system.
A team's expensive purchase comes back to haunt them when they can't pay their taxi driver; a contestant awkwardly tries to fall in line.
Racers head to Kazakhstan, where they must deal with 30,000 chickens on their way to the pit stop; one team is eliminated.
One team becomes teary-eyed after dealing with a strict Indian shopkeeper and a crushing detour; another racer conducts an overly thorough search for a clue in a bird's home; one team is eliminated.
A windstorm blows away one team's detour while racing through India; a budding romance between racers prompts teammates to question their focus; one team is eliminated.
One team winds up in trouble with the law; one racer has no trouble lying while standing in one of the most religious places on Earth; one team is eliminated.
One racer suffers an arm injury while negotiating a tricky detour; another team struggles to keep its relationship intact; one team is eliminated.
The teams take on a Bolivian wrestling group; an argument over a lost piece of clothing spills over into the course as two teams fight to avoid elimination; one team is eliminated.
Teams start to make simple mistakes, like misreading clues and blindly following the competition; one team is eliminated.
Eleven teams begin their journey around the world, competing to win cash.
The final three teams set off; a team experiences its first conflict; one team misreads a vital clue.
One racer marks her birthday on the road, and the only gift she wants is a spot in the final three.
One racer is too tired to perform at a roadblock; another racer is livid when the taxi driver lets the team out in the wrong spot; one team is eliminated.
One team is eliminated.
One of the strongest teams suffers a breakdown in Italy; another team considers permanent changes to their bodies to further their position in the race.
One team falls apart during a detour in Croatia; one of the strongest teams makes a costly mistake.
The intensity of the race causes one team to lose their focus and places them on a collision course with a speeding bus.
To avoid a penalty and get the next clue, the teams must impress judges in Burkina Faso with their dancing.
Teams must milk several stubborn camels at a roadblock to receive their next clue.
Teams must pole-vault over a stream to get their next clue.
The teams begin their worldwide journey at the Playboy Mansion in Beverly Hills, Calif.
The final three teams compete for the $1 million prize.
One team feels patriotic while visiting U.S. military bases in Guam.
Teams face their fear of heights when a roadblock requires them to perform a 600-foot descender jump.
High-flying kung-fu warriors challenge the teams as they scale a massive bamboo scaffold.
Some locals in Malaysia encourage the racers in unusual ways.
An intense argument sparks name-calling between teammates when the racers head to Warsaw, Poland.
An intense argument sparks name-calling between teammates when the racers head to Warsaw, Poland.
The racers head to Tanzania; one team takes a risk to try to get ahead of the pack.
Teams must get close to a rat to receive the next clue.
Confusion at the Detour allows a team to overtake its longstanding rival, jeopardizing its place.
One team learns that it does not have all of the clues and cannot check in at the Pit Stop without them.
One team's attempt to outsmart the competition fails when a chanced flight is delayed.
Eleven former teams get a second chance to travel the world and win the million-dollar prize.
The final three teams head for France; one team falls behind on the journey; a 12,000-foot sky-dive causes a rift between team members; contestants struggle to be the first to reach the finish line.
The teams leave Morocco and immediately hit a detour; an argument breaks out when one racer loses faith in a partner; one team is eliminated.
Tension mounts as the remaining teams make a mad dash through Morocco.
Teams feel the pressure to perform; a virtual pit stop forces one team to face its fear of heights; two teams form an uneasy alliance.
A challenging Roadblock requires players to stay calm in a claustrophobic setting; one team jumps in front of another in the taxi line.
A new twist to the game shocks the racers and prompts teams to join forces; the racers struggle to complete an unappetizing task of consuming a local delicacy.
One team books airline tickets for a team farther back in the line, causing tempers to flare; car troubles bring one team up short and they watch the other teams pass them by.
One team gets lost while searching for a clue in Kuwait, allowing three other teams to pass them before they get back on track; a new twist to the game gives a penalty to every team that does not finish first on this leg.
An impromptu alliance ends when the teams try to ditch each other at a connecting airport; one member's slower pace causes the team to miss a bus.
The teams are forced to navigate rough waters while racing through Vietnam; the leading team switches cab drivers again and again; one racer's injury forces a team to stop for medical attention.
Tempers rise when one team accuses another of not playing fair; one team makes a crucial mistake when members board the wrong bus; money becomes an issue when teams must earn cash to cover one leg of the race.
The pressure mounts as teams must switch tasks midstream; several teams begin to form alliances.
Teams leave Seattle for Beijing in hope of winning the $1 million prize.
Teams learn that little mistakes can lead to big losses of time as they race through Japan.
In Bangkok, teams must prepare a feast for hundreds of sacred monkeys.
Teams travel to Australia to swim with crocodiles and skydive.
Teams travel to Australia and ride a bicycle built for two; one team picks up a hitchhiker.
To get their next clue, racers must get up close and personal with some ornery camels at a detour in Oman.
Teams each get a portion of Da Vinci's famed "Vitruvian Man" and must find the rest to get the clue; teams travel through Greece and compete in Olympic-style games, including a bout in the mud with a Greek wrestler.
Several teams get lost while trying to find their next clue in Sicily; a roadblock requires team members to score a goal in kayak polo while competing against professionals.
The teams must reconstruct statues in Italy to get their next clue; one team gets lost on the way to the roadblock and ends up at the pit stop instead.
One team leads another in the wrong direction; computer systems crash, stranding several teams at a foreign airport.
Team members search for a clue buried inside thousands of Russian nesting dolls; a deep-water phobia paralyzes a racer, who fears drowning during a challenge.
One racer faces an extreme fear of heights by rappelling down a 400-foot building; another becomes lost and has trouble operating a manual transmission.
The race begins in Denver when teams jet off to their first location, Sao Paulo, Brazil, where they venture into the city to find the next clue.
One team cannot find the entrance to the building that holds their next clue; one family member struggles to complete a high flying Road Block; teams race towards the finish line and the $1 million prize.
One teammate's performance overwhelms the rest of the family and gets them out of a potential jam.
A surprise ending catches the teams off guard when they arrive at the mat.
The teams go to new heights as the racers continue to compete for the prize money.
Safety divers must rescue a racer who struggles to stay afloat during a challenge; family members can only watch as one of their own takes an uncontrollable spin in a car.
The teams leave Panama for Costa Rica; one team is stopped at a roadblock and passes the time by gossiping about the competition; another family struggles with a task and watches as their lead dwindles.
Teams leave New Orleans for Panama, where one racer repeatedly strikes out during a road block; two teams must face a fear of extreme heights when racing for the first Fast Forward.
An intense rivalry between two families is fueled by a close race to the Pit Stop; members of one team show their wild sides when they moon another team on a stretch of highway.
Teams are sent on a journey to a mystery location where they must perform a challenge that is out of this world.
One team's car runs dangerously low on fuel without a filling station in sight; a family member's fatigue nearly makes a task impossible to finish.
Ten teams of four family members race around the world for a $1 million prize.
The final three teams race to the finish line.
Racers risk unconfirmed seats on an earlier flight in an attempt to get an edge on their competition; one racer shares a stranger's tube of lipstick while begging for money and personal provisions.
One team's bickering prompts them to re-examine the status of their relationship; one team's hard-won lead is jeopardized when they have difficulty completing a task.
The racers have a hard time maneuvering camels as the animals pull teams into trees, walk backward and even lie down on the course.
The pressure mounts to the point that even making the simplest decision, such as choosing a mode of transportation, causes tempers to flare.
Previously unseen footage includes an incident that leads to a head injury and two teams sharing a hotel room.
The teams drive miles through the African bush where they encounter free-roaming giraffes, elephants, zebras and hippos; a racer reacts angrily to her teammate.
A racer falls while in a cave and comes up covered in blood from a gash on the head; two teams face their fear of heights and use their ability to balance as they compete for the race's first "fast forward."
Several teams scramble to recover from a four-hour penalty; one racer is thrown from a horse while trying to complete a Roadblock.
One team is unable to complete a Road Block, so the members accept a penalty and encourage other teams to do the same.
A confrontation ensues when one racer bribes a local into withholding important information from the others.
The race starts in Long Beach, Calif., and quickly takes the teams to Lima, Peru, for a bus ride to their next clue.
The final four teams race for the $1 million prize. Host: Phil Keoghan.
The teams leave Sri Lanka and head for Shanghai; one team gets lost in the middle of the night and tensions rise between the team members; another team's taxi driver misleads them, which could cost the team a great deal.
Teams race to Sri Lanka for the next clue; a stroke of bad luck causes one team's tension level to rise; a fear of heights plagues one racer who bursts into tears during the Detour challenge.
The teams have trouble working together as they face a roadblock task on their way to Corsica, where they must stomp 55 pounds of grapes into juice, filling five wine bottles.
Infighting among teammates proves to be more challenging than the tasks they must complete; one's decision to take the Fast Forward forces the team to enact a ritual from Hungarian folklore, which involves drinking pig's blood.
Highlights and unaired scenes from the first six episodes; Jonathan tries to convince a local to keep Lori and Bolo from boarding a ferry in Africa; Kendra and Freddy lose the first clue of the race in Chicago.
Teams use all different modes of travel to make their way from Berlin to Budapest; one team gets kicked out of a taxi; the teams are required to drive cars like they've never seen.
Teams trek from an island off the coast of Africa to Berlin; sparks fly after one team buys airline tickets for another before they arrive at they airport; two teams face off in a footrace to the pit stop.
The eight remaining teams travel at night to Dakar; four of the teams fall behind after a local gives them bad information.
The third team is eliminated. Host: Phil Keoghan.
The pressure of the race increases, and a detour task proves to be incredibly exhausting; navigational issues cause serious infighting, and one team gets an unexpected penalty at a pit stop.
Eleven diverse teams of two embark on the first leg of their round-the-world race for a $1 million prize; teams immediately begin forming alliances as they travel from Chicago to Iceland.
The pressure mounts when the four teams enter the last two legs of the race and realize that every decision counts.
One team gets lost right out of the Pit Stop; several racers must face their fear of heights when a roadblock forces them to cross a narrow girder on a suspension bridge high above the waters of the Auckland Harbor.
The race continues in New Zealand, where the teams battle for the best airline tickets; a question about a racer's driving ability leads to conflict.
The teams continue to make their way across India; one team faces an extremely difficult decision, while another team attracts the attention of the local police.
The five remaining teams deal with unforeseen problems that arise during their cab rides to the airport.
The six remaining teams fly from Cairo to Tanzania and navigate through the local town to find the next set of clues.
The six remaining teams battle their way through Egypt; one team steals another's cab; a team must beg after being stripped of all its money.
Seven teams make their way from the frozen plains of Russia to the Great Pyramid of Giza in Egypt; one team pulls ahead of the pack with a stealthy nighttime maneuver; the teams must descend an ancient shaft into a watery tomb.
Eight teams travel from Argentina to St. Petersburg, Russia; an eating challenge turns into a major obstacle for some of the teams; one team is lost in the freezing cold.
Teams form alliances, which prove beneficial to one team that gets stuck; an airport encounter brings tensions to a boil.
Ten teams travel to Argentina, and tension is high when they all make the same ferry; one pair believe another deliberately fed them bad information.
Eleven teams begin their race around the world at the Santa Monica Pier in Los Angeles; a medical emergency has one team racing to catch a flight; tension mounts as one team tries to keep an alliance.
Competing for $1 million, three teams race to the finish line.
A team's attempt to bring humor into the competition backfires; dune buggy accidents. Host: Phil Keoghan.
Teams must descend from the balcony of a skyscraper head first; a roadblock requires teammates to retrieve a clue from a shark tank; one team attacks another personally.
Team members eat live baby octopuses; two teams take a wrong turn and head toward North Korea; team members navigate an underwater corridor full of freezing water.
One team member loses his temper with his partner; a desperate race ensues between last place teams; one team is lost in the wilderness of Malaysia.
An emotional secret is revealed; one team tries to overhear information being given to a different team; a local offers a different route to a destination.
One duo tries to shrug off the insults of another; teams face a 26-hour ride in hot, filthy train cars; two teams opt for bizarre modes of transportation.
The women receive extra attention on the crowded trains of Bombay; a team develops a new attitude after experiencing difficulty; one team pursues a risky flight option the others refuse.
A team's personal relationship becomes strained; a team contemplates quitting after being accused of sabotage; teams end up in a 15-foot-pile of manure.
Tempers flare when two teams jump to the head of a line; a team has a bitter argument over money; a bout of claustrophobia strikes a teammate.
Teams form new alliances; a team stops to help another in distress; a footrace gets physical; teams face their fears during a bungee jump.
Teams slide down a snow-covered mountain; a team bullies its way to the front of a line; an injury threatens a team's confidence.
Twelve teams begin their trek around the world at Dodger Stadium in Los Angeles; several teams form alliances; a team almost misses its chance to get a night's sleep; two teams question if they can keep up physically.
As they complete their journey around the world, the final three teams race to finish first and claim the $1 million prize.
The last four teams battle to avoid elimination; detour challenge in Ho Chi Minh City, Vietnam. Host: Phil Keoghan.
Five teams race from the Swiss Alps to tropical Malaysia and Singapore.
The last five teams make a mad dash around Zurich, Switzerland, to reach the pit stop. Host: Phil Keoghan.
Sleeping through a critical train stop en route to Austria could mean elimination for one of the teams.
Teams race across the desolate Moroccan desert en route to Marrakech. Host: Phil Keoghan.
A team member becomes hysterical when faced with a 300-foot descent; several teams disable their cars by using the wrong fuel.
As the pressure intensifies, one team crashes a truck into a utility pole and there's taunting at an airport.
An alliance is formed to eradicate one particular team; the pressure of competition gets to one couple; a missed airline connection spells trouble.
A bus ride from Mexico City to the Caribbean coast is plagued with difficulty; members of one team are locked in a power struggle.
Twelve teams span the globe, facing a series of challenges in the hopes of winning $1 million. In this episode: The teams set off from the Florida Everglades.
The three remaining teams race to the finish line at an undisclosed U.S. location in hopes of winning the $1 million grand prize.
Four teams battle to make the final leg, racing from New Zealand's South Island to its capital city of Auckland.
Four teams race from the Australian Outback to the South Island of New Zealand to face a high-speed river ride, unruly sheep and a 450-foot bungee jump.
Five teams race from Hong Kong to Sydney and into the Australian Outback during an intercontinental dash.
Seven teams race from the mountains of northern Thailand to the streets of Hong Kong, hoping to avoid elimination.
A long railway ride through Thailand takes a toll on the teams before they encounter elephants and stage river-rafting races.
All of the remaining teams find themselves on the same airplane winging its way from the desert of Namibia to the exotic streets of Bangkok, Thailand.
The teams dash to make one of only two charters leaving Cape Town, South Africa, for Namibia and a desert journey.
The teams fly from Brazil to Cape Town, South Africa; one team oversleeps while another debates the wisdom of waking them.
Trying to overcome bad luck and their fear of heights, the teams approach South America's breathtaking Iguacu Falls.
Racing around the globe, 11 pairs of people rely on teamwork and ingenuity to complete challenges and win $1 million.
The three teams race from Alaska to the finish line in New York in a quest for the $1 million prize. Host: Phil Keoghan.
The remaining four teams battle it out to become one of the final three teams.
Thailand serves as the backdrop for the teams as they push themselves to the physical limit in an outdoor adventure race, including rock climbing and kayaking.
The five remaining teams must get to Bangkok's Temple of the Dawn and a monastery in Kanchanaburi, Thailand.
Starting at India's Taj Mahal, teams must find the next route marker, somewhere on the palace grounds.
The teams search for a Ferris wheel and the Foucault pendulum in Paris.
Eleven teams of two world-travelers span the globe, relying on teamwork and ingenuity to complete a series of challenges which stand between them, their next destination and the grand prize.