Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe that the approximately 12,000-year-old Gobekli Tepe monument in modern-day Turkey may have been built by the survivors of a lost society in this clip from Season 12, Episode 16, "Return to ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! An ancient network of underground caves in modern-day Turkey were recently re-evidenced to be 10-to-12,000 years old - versus the originally thought 1500 years old - in this clip from Season 12, Episode 16, "Return to Gobekli ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe a stone pillar found at Gobekli Tepe was purposely defaced in order to cover up humans' extraterrestrial origins in this clip from Season 12, Episode 16, "Return to Gobekli Tepe". ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe pyramids could've even been built on Antarctica and been mistaken for naturally-occurring structures in this clip from Season 11, Episode 1, "Pyramids of Antarctica". #AncientAliens ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astrounaut theorists ponder whether the texts found in an ancient Egyptian temple describe a past natural event or a purposeful attack from an other-worldly civilization in this clip from Season 11, Episode 1, ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe the Nazis may have established an intricate underground headquarters in the Arctic in this clip from Season 11, Episode 1, "Pyramids of Antarctica". #AncientAliens Subscribe for more from ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Some scientists believe that terraforming the surface of Mars to make it more Earthlike is the best plan for growing food in this clip from Season 11, Episode 2, "Destination Mars". #AncientAliens Subscribe for more from ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe that humans on Earth actually originated from Mars and that these "fallen angels" are spoken of in ancient Hebrew texts in this clip from Season 11, Episode 2, "Destination Mars". ...

In Shaanxi Province, China, farmers made an astonishing discovery of a massive underground mausoleum home to Emperor Qin Shi Huang's remains, in this clip from Season 5, "Secrets of the Tombs." Watch all new episodes of Ancient Aliens, returning soon, and stay up to date on all of your favorite ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Ancient astronaut theorists believe Mars is scattered with the ruins of an ancient civilization and that Rover's images have deliberately been dulled in order to obscure evidence in this clip from Season 11, Episode 2, ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! The idea of transhumans, or artificially enhanced humans, is shown to have been around for a very long time in this clip from Season 11, Episode 3, "The Next Humans". #AncientAliens Subscribe for more from Ancient Aliens and ...

Join us at AlienCon to see your favorite experts from Ancient Aliens! Transhumanists believe our bodies will soon be home to nanomachines so that humans can live much longer, healthier lives in this clip from Season 11, Episode 3, "The Next Humans". #AncientAliens Subscribe for more from Ancient ...