The Top Ten Hidden Alien Bases

January 19, 2024
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Ancient Aliens - S20 - E3

The Top Ten Hidden Alien Bases

Counting down the top 10 locations around the world that may be hiding alien bases, including a cavern beneath the ice of Antarctica, a lake in China that is a hotspot for UFOs, and a pyramid under the slopes of Mount Denali...

Ancient Aliens: Season 20 - 20 Episode s