Barcelona once ruled trading routes in the Mediterranean.
Below water level in Venice to see the construction on a forest of logs.
The heart of urban life in ancient Athens is examined; the Acropolis is featured in all its original splendor.
Singapore is one of Asia's most modern cities.
The Mediterranean coast of Egypt to Alexandria.
Syria was once very wealthy but fell under the control of several powerful nations.
By the second century, Rome becomes the center of a huge empire.