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Ancient Aliens
Season 19 · Episode 20
The Top Ten Alien Petroglyphs
7.541mSeptember 15, 2023
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?
Episodes
- Episode 1The Hotspot Connection
- Episode 2The Crop Circle Code
- Episode 3Mystery of the Lost Civilization
- Episode 4The Power of the Obelisks
- Episode 5The MUFON Files
- Episode 6Cosmic Impacts
- Episode 7Close Encounters of the Fifth Kind
- Episode 8The Mysteries of Alaska
- Episode 9Aliens in Our Airspace
- Episode 10The Giants of Malta
- Episode 11The Top Ten Pyramid Sites
- Episode 12The Top Ten Mysterious Devices
- Episode 13The Top Ten Mysterious Islands
- Episode 14The Top Ten Alien Craft
- Episode 15Edgar Cayce: The Sleeping Prophet
- Episode 16The Gods of Greece
- Episode 17The New UFO Hunters
- Episode 18The Power of the Talisman
- Episode 19The Top Ten Mysteries of the Deep
- Episode 20The Top Ten Alien Petroglyphs