Follow as Adam Richman works the line at America's original fast-food chain, White Castle, to discover how they grill and serve over a million sliders per day! See more in Season 18, Episode 7, "Fast Food." Love Modern Marvels? Stay up to date on all of your favorite The HISTORY Channel shows ...

Ancient Astronaut Theorists conduct an experiment in the Blackcomb Glacier Ice Cave to locate signs of extraterrestrial life, 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 ...

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: ...

An eyewitness recounts a strange experience of an explosion that rocked a town, 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: ...

UFO researcher, Albert K. Bender, had to halt his studies after being visited by strange entities dressed in all black, in this clip from Season 18, "The Shadow People." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY Channel ...

After receiving multiple reports of strange shadow people sightings, Ancient Astronaut Theorists believe these beings could've been produced from alien technology, in this clip from Season 18, "The Shadow People." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date ...

While in restricted airspace, pilots spot an unidentified object performing unusual maneuvers unlike any other military aircraft, in this clip from Season 18, "Alien Air Force." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY ...

Ancient Astronaut Theorists investigate a possible connection between Atlantis and Native American origin stories, in this clip from Season 18, "Secrets of the Star Ancestors." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Ancient Astronaut Theorists come face to face with extraterrestrial writings at Rock Art Ranch, in this clip from Season 18, "Secrets of the Star Ancestors." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY Channel shows at ...

Ancient Astronaut Theorists believe that the long lost Ark of the Covenant contained extraterrestrial powers much too powerful for mankind, in this clip from Season 18, "Recovering the Ark of the Covenant." #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY ...

Ancient Astronaut Theorists believe that Prince William might've investigated and researched a classified UFO phenomenon, in this clip from Season 18, "The World on Alert." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY ...

Ancient Astronaut Theorists believe that the colossal tower of Jupiter was erected by ancient sky gods, in this clip from Season 18, "Beneath the Sacred Temples." Watch all new episodes of Ancient Aliens, Fridays at 9/8c, and stay up to date on all of your favorite The HISTORY Channel shows at ...