Testing a skull fragment that might provide evidence proving Adolf Hitler died in his Berlin bunker at the end of World War II rather than escaped as some believe.
The team investigates mysteries surrounding the Bermuda Triangle; the team takes a survivor of a Bermuda Triangle encounter on a flight to try to determine what could be disorienting pilots; divers search for aircraft wreckage.
New sonar and underwater exploration technology reveals submerged ruins in the Atlantic that could be the lost city of Atlantis.
Teams travel to the Nevada desert, using the latest in surveillance technology, to monitor UFO activity in Area 51.
An investigating of the secret organization Odessa, formed to help Nazis escape from Germany after World War II to rebuild a Fourth Reich.
Investigators research whether three prisoners who escaped from Alcatraz Island prison in 1962 could have survived the icy waters of San Francisco Bay.
The team heads to London to investigate new evidence indicating that Jack the Ripper might have been a woman or an American.
The team tries to crack the mystery behind the true purpose of England's ancient Stonehenge, including a theory that sound reverberations inside the circle of stones induced a trance-like state among participants in rituals.
"The Amityville Horror" book and series of films are inspired by a family's claims of paranormal activity in their Long Island home.
The team examines strange weather phenomena and searches aircraft wreckage in the waters of the Bahamas to try and link these crashes to mysterious disappearances.
Investigating an escape from Alcatraz in 1962 to determine whether one could survive the icy waters of San Francisco Bay; new evidence and witness testimony may finally reveal the true story behind the decades-old mystery.
Revealing new evidence of a lost civilization that could be the lost city of Atlantis.
Traveling to Stonehenge with a new theory that involves ancient people who may have used sound reverberations inside the circle to induce a trance-like state among participants in ancient rituals, possibly to some long-forgotten God.