Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit History series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?
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Episode 12 13x12
Russia Declassified 13x11
The Sentinels 13x10
Seven stone giants stand guard over a Pacific island. But what are they protecting--and from whom? Ancient Astronaut theorists Giorgio A. Tsoukalos and David H. Childress explore a Polynesian land of bizarre figures and forbidden places in search of what could be the ultimate evidence of mankind's extraterrestrial origins.
The Taken 13x09
Millions of people around the world have claimed to be abducted by extraterrestrials. Are these extraordinary accounts some form of mass psychological delusion? Or, might these stories actually be true?
Island Of The Giants 13x08
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 13x07
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 13x06
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 13x05
Could giant ancient drawings found etched into the desert floor be part of an ancient alien code?
Earth's Black Holes 13x04
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?
The Alien Protocols 13x03
In 2017, a strange, cigar-shaped object entered our solar system from another star system traveling in such an unusual trajectory it caused some astronomers to suggest that it could be an extraterrestrial craft. It brought up an important question--will we have a plan in place for what to do if we encounter alien life?
Da Vinci's Forbidden Codes 13x02
Researchers claim there are hidden messages that can be found within the works of Leonardo da Vinci--and other art throughout history--that may reveal an extraterrestrial influence.