6-th episode of 4-th season "Ancient Aliens"

What "Ancient Aliens" 6-th episode about

The mysteries of the Puma Punku ruins in South America are explored. Investigators tap into forensic evidence and computer tests to study whether aliens may have inhabited this sophisticated complex.

Episode number: 6

Episode name: "The Mystery of Puma Punku"

Episode release date: 17 march 2012 at 02:00

Status: aired