Content not available in your region? ExpressVPN can help you stay connected wherever you are. Get 4 extra months FREE with TV Guide's exclusive offer. Across time and cultures, from ancient Egypt and ...

The series will, as always, takes a look at the many ways it is possible that human development comes from a sect of magical aliens. Each episode of “Ancient Aliens: Origins” seeks to revisit the ...

As the long-running HISTORY Channel series “Ancient Aliens” begins its live tour, we get a preview from series favorite Giorgio Tsoukalos, a leading expert on Ancient Astronaut Theory, which contends ...

Complete episode list, ratings, and streaming details for Ancient Aliens Season 15.

For centuries, ancient monuments and mysterious markings, visible only from the sky, have captivated and puzzled researchers. The Nazca Lines in Peru, with their sprawling designs of animal shapes and ...