Ancient Aliens: Secrets of the Roswell Rock (Season 9) | History
- Published: 07 July 2019
- Researchers believe there could be a connection between carvings in the Roswell Rock and crop circles in England in this clip from Season 9, Episode 7, "Alien Messages". #AncientAliens
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"Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years.
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