Ancient Aliens: Did Aliens Terraform Earth? (Season 10) | History

In this episode of Ancient Aliens, we explore the theory that aliens may have terraformed Earth, making it habitable for humans. We examine evidence such as the presence of water, the Earth's atmosphere, and the location of the continents, which some believe are all signs of extraterrestrial intervention. We also hear from experts who believe that aliens may have visited Earth in the past and helped to shape our civilization.

Ancient Aliens
Terraforming
Aliens
Earth
Water
Atmosphere
Continents
Extraterrestrial
Intervention
Experts
Civilization
Season 10
Conspiracy theories
History
Science
Technology
Space
UFOs
The History Channel