When did Ancient Aliens Season 19 Episode 20 air?
Ancient Aliens Season 19 Episode 20 aired on September 15, 2023 at 9 PM ET.
Ancient Aliens
Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.
Created by: Kevin Burns
Season 19 · Episode 20
The Top Ten Alien Petroglyphs
Aired Sep 15, 2023at 9PM·41m
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?
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How long is Ancient Aliens Season 19 Episode 20?
This episode runs for approximately 41 minutes.
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