Planet Science: Who Discovered America

5000 years ago the ancient Elamites established a glorious civilization that lasted about three millennia. They created marvelous works in...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly...

In northern Peru, the unprecedented archaeological discovery of the largest known mass child sacrifice in the world opens the doors to the kingdom of...

A documentary made by History Time on YouTube. Written, researched and produced by Pete Kelly.

The ancients hid the secrets of their incredible knowledge of astronomy in their temples and palaces, built to align with the sun, on the same day,...

This explores the mysterious and catastrophic collapse of ancient civilizations during the late Bronze Age, from the Hittites to the Mycenaeans and...

One of the great mysteries of history is how the ancient Maya built such an incredible society in a tropical rainforest over two thousand years - and...

A documentary purporting to expose the space alien conspiracy that not only influenced human history... but created it as well.