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Ancient Aliens - Season 21 Episode 4 The Top Ten Unexplained Technologies

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Ancient Aliens is counting down ten of the most astonishing and unexplainable technologies in history. From mysterious golden orbs discovered in Mexico, to a sacred wooden box that could communicate with the heavens and an ancient tomb that is said to depict an astronaut. Might these sensational artifacts be evidence of otherworldly contact?

First Air Date: Apr 20, 2010

Last Air date: Mar 14, 2025

Season: 21 Season

Episode: 267 Episode

Runtime: 42 minutes

IMDb: 6.85/10 by 261.00 users

Popularity: 11.561

Language: English