While examining a World War II U-boat wreck, divers and historians discover a story of invention, heroism and the forerunner of stealth technology in use today.
Underwater detectives brave the waters of the English Channel to search for information about the SS Leopold, a ship that sank on Dec. 24, 1944.
A team of divers reveal the mysteries of the British warship Curacoa, which was sunk by the Queen Mary ocean liner.
Divers reveal how the World War I British battleship HMS Audacious was taken out by a single unexpected blow and a catastrophic explosion.
The sinking of British hospital ships.
Explores who or what sank the HMCS Regina.
A submarine has been discovered on the seabed.