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S19 · E20 of 20 episodes

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Ancient Aliens

Ancient Aliens

1 year ago

Ancient Aliens

Ancient Aliens

The Top Ten Alien Petroglyphs #S19E20

41 min 1 year ago

6.9

41m 57

Ancient Aliens S19 E20 2010

The Top Ten Alien Petroglyphs

Ancient Aliens · Season 19, Episode 20

Counting down the top ten alien petroglyphs around the world, from strange, human-like figures to flying craft and carvings of what appear to be astronauts. Could these mysterious carvings provide a record of extraterrestrial visitation?

Episode 20 of Season 19 from Ancient Aliens — available to stream in HD on any device.

Country United States

Genre

Documentary Mystery

Released

20 Apr, 2010

Top Billed Cast

Robert Clotworthy

Giorgio A. Tsoukalos

Ariel Bar Tzadok

Share Episode

paranormal investigation ancient aliens theory ufo conspiracy megalith petroglyph

1 The Hotspot Connection 2 The Crop Circle Code 3 Mystery of the Lost Civilization 4 The Power of the Obelisks 5 The MUFON Files 6 Cosmic Impacts 7 Close Encounters of the Fifth Kind 8 The Mysteries of Alaska 9 Aliens in our Airspace 10 The Giants of Malta 11 The Top Ten Pyramid Sites 12 The Top Ten Mysterious Devices 13 The Top Ten Mysterious Islands 14 The Top Ten Alien Craft 15 Edgar Cayce: The Sleeping Prophet 16 The Gods of Greece 17 The New UFO Hunters 18 Power of the Talisman 19 The Top Ten Mysteries of the Deep 20 The Top Ten Alien Petroglyphs

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