Where To Stream Ancient Aliens Season 15 Episode 6
The World Before Time
- Aired February 29, 2020
- 60 Min
- Rated 7.6
- Number 122 Of 292 Rated Episodes
Shocking new evidence reveals that advanced civilizations might have existed on Earth tens of thousands of years ago. Is it possible that a technologically advanced society thrived on Earth then' And did they leave behind a record that they lived alongside extraterrestrial beings'