What was America's greatest sports scandal and how did it end? And what happened at the Montana hotel where two legendary Wild West vigilantes were double-crossed?

Don Wildman investigates an American president's cross-country road trip, a criminal crusader, and the secrets of a Grand Canyon adventure.

Don Wildman examines how an iconic headline came to be, the real-life inspiration for a literary villain and the search for sunken treasure.

Josh Gates joins two treasure hunters in the Philippines searching for Yamashita's Gold, which has been hidden since World War II.

Josh Gates searches Mexico for clues behind the mysterious rise and disappearance of Teotihuacan, a powerful civilization that predated the Aztecs in Mesoamerica.

Josh Gates ventures into the mysterious cloud forests of Ecuador's remote central highlands in search of the all-powerful mummy of the last Inca king, Atahualpa.

A Russian probe discovers something has disturbed the lunar soil before the US or the USSR got there. But did the Nazis get there first?

When astronaut Leroy Chao's high-risk spacewalk is interrupted by bright lights flying past, it sparks a major investigation. Could alien life forms be to blame?

Mykel and Ruth return with more survival scenarios which see them left deep in the mountainous high desert of Southern California, where they must dine on tarantulas and scorpions.

When Mykel and Ruth's boat sinks, they must fight rip tides and get to shore. But they soon realise they are in the path of one of the harshest volcanoes in recent history.

When Myke and Ruth become stranded for days at sea in the Bermuda Triangle, they must make use of what they have aboard. Find out how they battle dehydration and starvation.

When Myke and Ruth are trapped in the burning woodland of backcountry Louisiana, they must dodge falling trees, try to construct a fire shelter, and dine out on armadillo.

When Mykel and Ruth become lost during the flood season in the Amazon jungle in a primitive canoe, they must survive on grubs, piranhas and rainwater as they find their way out.

When Mykel and Ruth are shipwrecked on a deserted island, can they urgently find fresh water? Plus, what will the discovery of a real 'message in a bottle' bring?

Archaeologist Ramy Romany investigates whether King Tut's mummy was burnt from a change in the mummification process, or was there a more sinister reason?

Actor Bruce Campbell showcases hyper-driven people. These wonders have put themselves at risk and pushed their talent to the limit in order to impress their audiences.

Christof tries to unmask the Axeman of New Orleans, a crazed murderer responsible for one of the deadliest unsolved killing sprees in American history.

Guests report attacks by an aggressive spirit at a hotel. And, is a shapeshifting menace responsible for thousands of abductions in the Alaska Triangle?

Paranormal investigator Zak Bagans and his team are at the Ohio State Reformatory. They are searching for a terrifying spirit that is rumoured to linger at night.

A house in Hinsdale, New York draws Nick and Katrina to investigate its demonic past, and Nick is caught in a psychological war against good and evil.

Nick and Katrina investigate a Victorian mansion's haunted secrets. Over the course of their investigation, they capture unnerving voices pleading for help.

In the Borjami Valley, experts uncover bones they believe belong to a human over nine feet tall. Plus, why are dogs jumping to their death?

The Tennessee Wraith Chasers find themselves in their own backyards for a once in a lifetime investigation of the haunted U.S. Marine Hospital.

The team finally uncover some major evidence which links their headquarters with the paranormal phenomena that they have been experiencing all over the county.

Adam and Amy investigate the home of a former executioner who killed hundreds of criminals. Now something's trying to kill the current homeowner - but what?