Ancient Aliens S19E20
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S19E20 — The Top Ten Alien Petroglyphs
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Ancient Aliens

S19E20 The Top Ten Alien Petroglyphs

2023-09-15

This episode explores the intriguing world of alien petroglyphs, ranking the top ten examples found globally. Viewers will encounter bizarre, humanoid shapes, depictions of flying vehicles, and engravings that seem to illustrate astronauts. These enigmatic markings raise the tantalizing question: do they serve as evidence of contact with extraterrestrial beings?

Season 19 Episodes

1
The Hotspot Connection
2023-01-06
 2
The Crop Circle Code
2023-01-13
 3
Mystery of the Lost Civilization
2023-01-20
 4
The Power of the Obelisks
2023-02-03
 5
The MUFON Files
2023-02-10
 6
Cosmic Impacts
2023-02-17
 7
Close Encounters of the Fifth Kind
2023-02-24
 8
The Mysteries of Alaska
2023-03-03
 9
Aliens in our Airspace
2023-03-10
 10
The Giants of Malta
2023-03-17
 11
The Top Ten Pyramid Sites
2023-06-30
 12
The Top Ten Mysterious Devices
2023-07-07
 13
The Top Ten Mysterious Islands
2023-07-14
 14
The Top Ten Alien Craft
2023-07-21
 15
Edgar Cayce: The Sleeping Prophet
2023-08-04
 16
The Gods of Greece
2023-08-11
 17
The New UFO Hunters
2023-08-18
 18
Power of the Talisman
2023-08-25
 19
The Top Ten Mysteries of the Deep
2023-09-08
 20
The Top Ten Alien Petroglyphs
2023-09-15