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.

The team reopens Hans Holzer's unsettling investigation of the infamous Barnstable House in Cape Cod, Massachusetts. They discover tragic spirits from the property's past.

Josh Gates goes to the Cambodian jungle to explore the lost city of the Khmer Empire. He seeks a mystical relic believed to hold the power to incinerate enemies.

Don Wildman investigates the story behind a teenager hippy-turned-diplomat, a daring rescue at sea and the superweapon used to stop the Nazis.

Neil breaks through to the Mother Lode mine but locals are too busy defending against waking bears to stop him and Jenny goes on a solo bear-hunt of her own.

Mark and the team take on their biggest build yet. They resurrect the massive New England timber frame from last year as a family retreat.

The team wade in the water to save a dilapidated springhouse. Johnny and Tim go exploring while Mark and Graham clean up the spring.

Don Wildman examines a mysterious explosion at a munitions factor during World War One. Plus, the story of a house that supposedly comes with three ghosts.

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.

Don Wildman investigates the story behind an epic match on the tennis court, a bizarre brawl between clowns and an attempt to cross the Berlin Wall.

The guys build a complicated, custom log home using antique logs from three different buildings.

Mark and the team travel to Montana to rebuild Grandma's cabin from last year. They give the 150-year old home a new life as a cliff-side lodge.

Neil defies nature and locals with his mine tour, but the town discovers his secret project. And, tragedy forces one of McCarthy's best to fight for their life.

Don Wildman investigates a mathematically gifted horse, examines one of the first automobiles and unveils secrets of a mysterious underground corkscrew.

Don Wildman explores the story behind one of the world's best-selling toys, the hunt for a notorious bank robber and a global phenomenon.

A team of outdoorsmen is taking on the challenge of exploring the Alaska Triangle to uncover proof of the cryptic creatures thought to be living there.

A recent creature sighting outside the infamous Skinwalker Ranch brings Chuck and the team to Utah to investigate. Evidence indicates it might be an alien.

Josh travels to the Caribbean to hunt for the legendary treasure of Captain Kidd. The search takes him to the island hideout of the notorious buccaneer.

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.

Steve heads to Atchison, Kansas, to examine an angry presence terrorising a brother and sister. Helped by a historian and a clairvoyant, he unearths dark family secrets.

A series of recent UFO sightings brings Chuck Zukowski's team to Missouri, the home of the 1973 Piedmont lights incident. Is history repeating itself?

Don Wildman uncovers the most macabre secret of the Wild West, a blood-sucking beast and a sinister haunting.

Don Wildman examines a dangerous mission into outer space. Plus, the story of a pilot's heroic plan during an emergency over the Pacific.

Josh ventures to Australia's island state of Tasmania. He investigates sightings of the supposedly extinct Thylacine, also known as the Tasmanian Tiger.