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Watch Ancient Aliens Season 18 Episode 5 Online
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- COUNTRIES: United States of America
- Subtitles: English
Some 2,600 years ago, the most sacred relic of the ancient world suddenly disappeared from history: The Ark of the Covenant. Could descriptions of the Ark's incredible power reveal that it was a highly advanced technological device? And if found, will it provide undeniable proof of humanity's extraterrestrial past?
