Ancient Aliens: The Potential Alloy of Atlantis (Season 12, Episode 2) | History

Found during an excavation of a shipwreck in Sicily are metal ingots over 2600 years old made up of a mysterious metal compound. Could it be orichalcum, rumored to have covered Poseidon's Temple in the lost city of Atlantis? #AncientAliens
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"Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years.

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