An investigation is opened when a pilot claims to have seen a gigantic spaceship while on a flight. See more in this scene from Season 2, Episode 1, "Unidentified Aerial Phenomena." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. ...

Japan has had multiple incidents that may have included the work of aliens. See more in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens ...

Does this evidence confirm the existence of a lost civilization? See more in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other ...

Could viruses from outer space have played a part in human evolution? Find out more in this scene from Season 2, Episode 3, "INTERSTELLAR FALLOUT". Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more ...

Enjoy part two of our Top 10 Alien Encounters countdown of 2023, in this compilation from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other great The ...

Do the mysteries of Easter Island have something to do with extraterrestrial beings? See more in this scene from Season 2, Episode 10, "Alien Effigies." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for ...

Ancient Aliens is counting down ten of the most intriguing--and mysterious--symbols and codes found across the globe that just might contain proof of otherworldly contact. See more in this scene from Season 20, Episode 5, "The Top Ten Alien Codes." Watch your favorite episodes of Ancient ...

More than 7,000 years ago, the ancient Sumerians established what is considered the world's first civilization, and they credited their extraordinary achievements to their gods, the Anunnaki. See more in this scene from Season 20, Episode 7, "Secrets of the Sumerians." Watch your favorite ...

Exploring Antarctica's Hidden Dark Secrets Beneath the Ice Subscribe: http://bit.ly/30cv31b Subscribe To Our Main Channel: http://bit.ly/2Ibyk6i ❄️🧊 Venture into the frozen wilderness of Antarctica as we uncover the hidden dark secrets beneath the ice! From mysterious ancient civilizations to ...

These colossal statues are more than just statues, they may have connections to another world. See more in this scene from Season 2, Episode 10, "Alien Effigies." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel ...

Would it have been physically possible for the ancient Egyptians to build the pyramids? Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for ...

After 12 years of excavations, archaeologists make a shocking discovery. See more in this scene from Season 2, Episode 11, "Extraterrestrial Pyramids." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite shows on The HISTORY Channel website at ...