Murder, torture, abuse, and inhuman conditions caused thousands of deaths at Moundsville Penitentiary. The guys hope to trap some of the feuding spirits.

The team examine a video of a possible Bigfoot captured by a mother filming her kids at play. But can the team prove her claims and confirm the sighting?

New evidence reveals a Vietnam War pilot may have returned home with a secret cargo. Experts use this to try and find the missing link in human evolution.

Don Wildman investigates the story behind an amazing feat of engineering, an incredible and true tale of a literary legacy and a monumental discovery at sea.

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.

Andrew follows Mark Twain's path down the Mississippi River for a taste of Americana. He tries frog legs, hunts wood duck and samples fish ribs.

Andrew heads south to explore Louisiana's Cajun country. He dines on blood sausage, feral hog meat and crab, as well as chewy ginger cakes and seafood gumbo.

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.

Josh dives into the Lajas Reef in search of the treasure of legendary pirate Henry Morgan. His journey takes him to a modern marvel, the Panama Canal.

Don Wildman explores how a dentist tool was key to solving a mystery involving Thomas Jefferson and the story of a young girl who stood up to the Nazis.

The forests of Arizona's Mogollon Rim are believed to be the perfect habitat for young Sasquatches. Can the local Apache Indian tribe help the team to find them?

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.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Wisconsin where emu testicle is on the menu.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Chicago where plankton is on the menu.

The brothers head to Virginia on a quest to find a long-lost Confederate treasury. They trek through unforgiving terrain to try to solve the mystery.

Experts analyse new evidence that could prove the legendary bloodsucking beast known as Chupacabra is real, and that there are two versions of the creature!

The researchers make a major breakthrough whilst investigating several Sasquatch sightings in central Oklahoma. Have they finally found Bigfoot DNA?

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.

Josh Gates travels to the UK and Norway to unlock the secrets of a mystical crystal used by the Vikings. Before testing it, he explores a crypt in a Nordic church.

Don Wildman investigates the unexpected story behind the Alaskan flag, the madman behind an important English Language book and a quest to save Chicago.

Discover the truth behind the UFO cover up. Did a Nazi flying saucer crash in New Mexico? Are aliens living at Area 51? Or are these rumours to hide the real story?

Known as the "Southern Gates of Hell" the team are on the hunt at Sloss Furnaces in Alabama, a place that claimed the lives of countless workers.

Josh shares five locations where the natural and supernatural worlds can be explored. They include a haunted asylum in NY, and a cathedral built entirely of salt.

History enthusiast Don Wildman unearths extraordinary relics and sinister artefacts, each with an incredible story to tell and a secret to be revealed.

A historic riverboat is setting off paranormal activity. The Ghost Brothers' mission is to find out what spirit is behind the frightening phenomena.

Back in Tennessee, the boys investigate a legendarily brutal prison every southerner feared - the Brushy Mountain State Penitentiary.

In the murky bayous of Louisiana's Honey Island Swamp, Elliot and his team have their hands full with the notorious 400-pound Honey Island Swamp monster.

The team seeks out the elusive shadow figures lurking in the Waverly Hills Sanatorium in Kentucky. They use high-tech kit to catch shocking new paranormal evidence.