Ancient humans created weapons of mass destruction, including death rays.

Impressive technology allowed ancient people to move huge, heavy objects.

Exploring ancient feats of engineering that defy explanation, including Stonehenge and the pyramids.

Weapons and armor used by ancient people.

Archimedes, Philon and other ancient geniuses paved the way for more modern minds.

Seemingly modern-day, powerful tools actually originated thousands of years ago.

Some of the greatest ships in history were designed and built thousands of years ago.

Ancient people built factories, including a war vehicle factory in Egypt and a Roman iron factory.

Ancient texts help explain the Roman Empire's advanced technologies.

43min | Aired on Aug 24, 2014 | TV-PG | CC

Ancients get troops across a nearly 4,000 foot river and extract oil from the ground.