The team head to Bisbee, Arizona to investigate the one-time mining town's rough past. And, they head underground for the first time in their paranormal careers.

Nick and Katrina are at New Jersey's White Hill Mansion. While gathering evidence of a child in the attic, the mansion's history as a mob hangout raises concerns.

A priest is called to the ranch to expel a demonic entity. What starts as a blessing turns into an exorcism as Karen is overtaken by a dark force that targets Tim.

The team reopens Hans Holzer's investigation of a castle in New Jersey. Their exploration reveals a woman's nightmares may have a supernatural source.

Paranormal investigators Amy Bruni and Adam Berry visit a Virginian plantation. Has an evil overseer who died in the Civil War returned from the grave?

In the summer, the massive ice sheet melts on Greenland, revealing immense mineral wealth in the virgin rock for a group of eight American prospectors.

The miners have their first target on Storø. Finding accessible targets within close distance to the camp is crucial for the success of the expedition.

Odyssey Marine Exploration are treasure hunters and their new mission is to trace one of history's richest shipwrecks - but will they find the Merchant Royal?

In the English Channel, Odyssey Marine Exploration finds a ship's bronze bell. Is it part of the legendary Merchant Royal, or have they stumbled upon another shipwreck?

Treasure hunter Darrell Miklos dives the waters of Campeche, Mexico in search of shipwrecks first located by astronaut Gordon Cooper from space in 1963.

Darrell seeks clues from Cooper's past. His widow reveals many secrets, but a former NASA flight director won't say a word. A big piece is missing in Darrell's mission.

The truth behind America's secret bunkers - from backyard boxes to government mini-cities. Underground bunkers have featured in war planning since the dawn of time.

We'll explore a conspiracy that helped three inmates escape the dungeon of Alcatraz, and discover the remnants of a mysterious military outpost linked to Abraham Lincoln.

Don Wildman examines a barrel connected to a daring Word War Two plot and a doctor who was embroiled in a nineteenth century tale of biological warfare.

Don Wildman investigates one of nature's greatest riddles, a doomed space station, and a family feud that transformed New York City.

An enchanting French castle is the setting for a haunting tale of jealousy. And, an act of treachery leads to bloody revenge at an Italian fort.

Mysteries at the Castle looks at the secret behind perhaps the most thrilling royal escape story of all time.

A series of strange animal deaths and UFO sightings brings Chuck to Colorado. Reports of authorities ignoring these incidents suggest a government cover-up.

Chuck receives a map supposedly leading to a hidden cache of recovered materials from the Roswell incident. He and his team go on an epic treasure to find them.

The team explore one of America's oldest bourbon distilleries. It was the site of barbaric working conditions that led to the demise of many workers.

The Waverly Hills Sanatorium enslaves the spirits of agonized TB patients who were experimented on and died here. The boys can't wait to investigate.

Jack and guest host Heather investigate a five-star hotel in Bakersfield, California. They delve into the historic property's dark and deadly past.

The guys go to Montego Bay, Jamaica exploring an old plantation. Rumoured to be haunted by the infamous White Witch of Rose Hall, it has a history of murder and voodoo.

Steve and Amy investigate paranormal activity harassing a young family in Flint, MI. An examination of the property exposes a family man with a murderous past.