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S18, E11: Ancient Aliens has traveled to many mysterious sites that seem to defy explanation. Now, Giorgio Tsoukalos takes a look back at some of the most incredible structures we've visited all over the world. Structures that, as far as Giorgio is concerned, provide undeniable evidence of extraterrestrial contact.

Documentary · Jul 8, 2022 · 39 min

Information

Released
2022
Run Time
39 min
Rated
TV-PG
Region of Origin
United States
© 2021 A+E Networks. All Rights Reserved.

Languages

Original Audio
English
Audio and Subtitles
English (United States) (AAC, CC)

Accessibility

Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.