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Secret Pyramids Hide Beneath Earth's Surface | Ancient Aliens: Declassified (S1, E16) | Full Episode
With infrared satellite technology, many believe we have found pyramids beneath the surface of the earth, launching an age of discovery that could rewrite history. See more in Season 1, Episode 16, "Aliens & Pyramids." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY ...
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