Ancient Aliens

Da Vinci's Forbidden Codes: Researchers claim hidden messages can be found within the works of Leonardo da Vinci that may reveal an extraterrestrial influence. (S11, ep 2)

The Alien Protocols: In 2017, a strange, cigar-shaped object enters the solar system, causing some astronomers to suggest that it could be an extraterrestrial craft. (S11, ep 3)

Island of the Giants: Oak Island treasure hunter Marty Lagina and Ancient Astronaut theorist Giorgio A. Tsoukalos explore the ancient ruins of Sardinia, Italy. (S11, ep 7)

The Taken: Millions of people around the world have claimed to be abducted by extraterrestrials. Are these extraordinary accounts some form of mass psychological delusion? (S11, ep 8)

They Came from the Sky: Ancient Astronaut theorists explore the idea that meteorites could be pieces of extraterrestrial technology. (S11, ep 11)

New. Earth Station Egypt: Ancient Astronaut theorist Giorgio A. Tsoukalos explores the latest evidence that suggests extraterrestrials visited Egypt in the distant past. (S11, ep 12)

New. The Artificial Human: Are intelligent robots the next step in human evolution? As man and machine begin to merge, are we fulfilling a destiny prepared for us by aliens? (S11, ep 13)

Return To Mars: As humanity prepares to establish colonies beyond Earth, are we pursuing a new future for mankind or returning to its extraterrestrial past? (S11, ep 14)

The Alien Phenomenon: Erich von Daniken's "Chariots of the Gods?" suggests that aliens visited Earth in the past. 50 years after the book's publication, can he be proven right? (S11, ep 15)