Island of the Giants-S11/E8

Could the ancient ruins of Sardinia, Italy hold clues to an extraterrestrial past? Oak Island treasure hunter Marty Lagina and Ancient Astronaut theorist Giorgio A. Tsoukalos explore the bizarre statues, mysterious pyramids and gigantic structures left behind by one of the most mysterious cultures in the ancient world.

Earth Station Egypt-S11/E7

Was Egypt home to Earth's earliest extraterrestrial visitors? Ancient Astronaut theorist Giorgio A. Tsoukalos explores the latest scientific discoveries at some of the world's most ancient places to find evidence that extraterrestrials visited Egypt in the distant past.

Area 52-S11/E6

Could Area 51's notoriety act as a cover up to much bigger, top-secret extraterrestrial experiments taking place at multiple locations?

The Desert Codes-S11/E5

Could giant ancient drawings found etched into the desert floor be part of an ancient alien code?

Earth's Black Holes-S11/E4

Could black holes exist not just in outer space, but here on Earth? And if so, could Earth’s Black Holes have caused strange disappearances and other inexplicable phenomena for centuries?