Ancient Aliens

2009•20 series

Available on

Investigators circle the globe in search of evidence in their quest to determine whether life on Earth began in outer space and if aliens influenced mankind in ancient times. Did extraterrestrial beings visit Earth and share information about technology and influence human religions? And more importantly, if aliens visited the planet before, will they return? Alien theorists believe that the answer to both questions is a resounding yes.

Episode 1Skulls of the Gods

Archaeologists have uncovered elongated skulls in every corner of the world. Were they shaped by human hands or do they hold a truly unknown origin? (S17, ep 18)

Episode 3Island of the Gods

Islands of the Gods: In the western Pacific Ocean is a vast area known as Oceania that is home to the world's most remote and mysterious islands. (S17, ep 19)

Episode 4Extraterrestrial Engineering

Giorgio Tsoukalos explores ancient megalithic sites, from Puma Punku to Malta and Nan Madol, questioning if otherworldly forces shaped them. (S18, ep 7)