Modern warships, cargo, and container ships are the cutting edge of maritime technology. But 2,500 years ago, no one dominated shipbuilding like the Greeks.
Travel to the heart of the Roman Empire to examine a remarkable civil engineering project that resulted in a 53-thousand-mile network of highways, which is little-changed today.
Discover how the Ancient Maya built their sophisticated observatories, and how they were obsessed with the movements of the Sun, Moon and planets. See the fascinating Long Calendar which attempted to predict the end of the world.