Ancient Aliens: Astronomy and Alien Structures (Season 12, Episode 4) | History

The coordinates of the Great Pyramid reflect the same number as the speed of light while many ancient structures are aligned with constellations. Is this evidence of alien design?

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

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Ancient Aliens: Astronomy and Alien Structures (Season 12, Episode 4) | History
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