Ancient Aliens

Underground Aliens (2x4)

Ημερομηνία προβολής: Νοέ 18, 2010

If extraterrestrials influenced human history, can evidence of their existence be found in hidden tunnels and caverns around the world? Could a cave in Ecuador contain metallic books inscribed with secrets of alien technology? Was an ancient underground city in Turkey built with alien help... or as a refuge from an alien attack?