Ancient Aliens: Declassified

Enhanced episodes of the series that explores theories regarding supposed alien visitations involving ancient civilizations.

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Season 2, Episode 11 Secrets and Mysteries Unearthed

First Aired: February 14, 2020

A shocking DNA study reveals that the original builders of Stonehenge mysteriously vanished. Investigating if Stonehenge's mysterious "Bluestone circle" could have activated a portal that transported the ancient culture back to their former home among the stars.

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