
On the Trail of UFOs
This is not the only sighting, many UFO sightings have been reported around the U.S. for centuries.

This is not the only sighting, many UFO sightings have been reported around the U.S. for centuries.

Shannon and her team visit a location where an abduction took place.

Shannon investigates a purported 2017 UFO video and the claims of an eyewitness.

Treasure hunters go to court to get their finder's fee for digging up 9 tons of Civil War gold.

New Jimmy Hoffa theories, rare Rockefeller footage, and JFK's missing brain mystery draw expert attention.

Experts ID bizarre creatures at a Kentucky farmhouse, new proof may explain the biggest US mass UFO sighting.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs make the papers.

A young recruit encounters aliens in the Nevada desert in the 1960s.

Billy Meier claims he's traveled through time and space with an alien race.

Craig and Sarah investigate claims of a flying disc seen at O'Hare International in 2006.

In December 1980, what is considered the biggest UFO case in U.K. history occurs.

Craig and Sarah examine a UFO case reported from Pentyrch, South Wales in February 2016.

The Germans hear that Polish forces are fighting alongside a huge bear.

In blacked-out London, four women are murdered. Meanwhile, flights vanish, sparking the Bermuda Triangle myth.

At the Battle of Mons, the Germans retreat in panic when confronted by a group of angels.

Seth Breedlove and his crew head into remote forest regions looking to prove the elusive creature's existence.

Exploring evidence and encounters of Alaskan Sasquatch lore with locals and Indigenous voices.

Crop circles fascinate with their patterns and possible extraterrestrial origin.

UFO crashes in 1945 and 1948 near Los Alamos suggest a link to nuclear activity.

Strange three-fingered mummies discovered in Nazca raise questions of alien origin..