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Ancient Aliens: Inca Roads (S8, E1) | History

Ancient Aliens: Inca Roads (S8, E1) | History

Experts discuss the elaborate Inca road system in South America and the possibility that it might have existed thousands of years before the Inca themselves in this scene from “Aliens B.C.”

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Ancient Aliens
Season 8
Episode 1
Aliens B.C.

“Ancient Aliens” explores the controversial theory that extraterrestrials have visited Earth for millions of years.

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2015-07-25T06:00:00.000Z