Ancient Astronaut Theorists examine a 2,000-year-old elongated skill with possible extraterrestrial ties, in this clip from Season 18, "Ancient Aliens On Location: Evidence of Alien Life." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and next day on The HISTORY Channel website at ...

A team of remote viewers and sky watchers follow an unexplained object flying in the sky, in this clip from Season 18, "Ancient Aliens On Location: The UFO Investigations." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and next day on The HISTORY Channel website at ...

Ancient Astronaut Theorists investigate Nomali statues and their connection to sky stones, in this clip from Season 18, "Ancient Aliens On Location: Mysterious Artifacts." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and next day on The HISTORY Channel website at ...

Ancient astronaut theorists travel to Honduras to check out stone statues that have an otherworldly connection, in this clip from Season 18, "Ancient Aliens On Location: Mysterious Artifacts." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Alien Mysteries: 'एरिया-51' में UFO का सीक्रेट बेस! Alien Invasion , NASA, America, UFO On Alien #aliens #AlienInvasionNews #ufo #alienmystery #planet #telescope #newsnationlive #newsnation #newsnationtvlive एलियंस की दुनिया बड़ी रहस्यमयी है.. क्योंकि एलियंस और यूएफओ को लेकर पुख्ता जानकारी ...

A massive pyramid located in Teotihucan, Mexico could commemorate the arrival of extraterrestrials, in this clip from Season 18, "Decoding the Dragon Gods." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT ...

Alien Mysteries: क्या 'सुपर अर्थ' पर है एलियंस का घर? Alien Invasion News | NASA | America #aliens #AlienInvasionNews #mystery #alienmystery #planet #telescope #newsnationlive #newsnation #newsnationtvlive (सालों से वैज्ञानिक दूसरी दुनिया की अलौकिक शक्तियों के बारे में पता लगाने की कोशिश कर ...

Things get weird when paranormal radio host, Art Bell, receives strange metallic fragments in the mail in this clip from Season 18, "Ancient Aliens On Location: The UFO Investigations." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

The ancient engravings in Val Camonica, Italy, depict possible extraterrestrial travel in this clip from Season 18, "Ancient Aliens On Location: Decoding The Alien Glyphs." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

The sacred temple complex of Angkor Wat is believed to have been constructed to replicate a star constellation, in this clip from Season 18, "Decoding the Dragon Gods." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Ancient Astronaut Theorists explore the volcanic lava tubes in Pluto’s Cave, in this clip from Season 18, "Ancient Aliens On Location: Extraordinary Encounters." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: http://histv.co/SubscribeHistoryYT ...

Ancient Astronaut Theorists examine a strange Egyptian tomb complex located underground, in this clip from Season 18, "Ancient Aliens On Location: Incredible Structures." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...