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.

Paranormal investigator Zak Bagans and his team are locked down in a former sanatorium in California searching for the souls lost in the building.

Josh travels to Hungary to look for the lost tomb of Attila the Hun. Legends lead the search to the mountain forests just outside of Budapest.

The team travels to West Virginia to investigate the legendary Webster Werewolf, a massive wolf-like creature with ancient mythical ties.

The Osbournes plunge deep into the paranormal sea to find proof that mermaids exist. Plus, have Ozzy and Sharon fallen victim to the Mandela Effect?

It's spring in Alaska, and the race is on for three builders trying to construct homes in the wilderness before the return of winter shuts them down.

The challenge continues as Lee organises an 18-load helicopter drop to deliver the equipment and supplies he'll need. Derek hand-crafts logs with a scriber.

Don Wildman examines a fish species that was part of an unusual storm. And, the story behind the kidnapping of an oil baron's grandson.

Don examines one of the most challenging bomb cases in FBI history. And, the story of a scientist that accidentally uncovered a revolutionary medicine.

Darrell visits the Atocha, a valuable shipwreck Cooper recorded 50 years ago. Experts send Darrell to an archive in Spain to hunt down an ancient manifest.

Darrell finds the final piece to Cooper's code, but hiring a crew presents new danger as he discloses his secret mission. On the water, there's a big discovery.

Jack tries to convince Ozzy and Sharon to believe with video evidence of haunted dolls, a Russian UFO, and a ghostly grandma. Jack's dog joins for moral support.

The Osbournes plunge deep into the paranormal sea to find proof that mermaids exist. Plus, have Ozzy and Sharon fallen victim to the Mandela Effect?

The Alaska Midnight Sons head to a dog mushing community near Tok, Alaska to investigate a Bigfoot that has been stalking dogs in the dead of winter.

The team head to Coldfoot, Alaska to hunt down the Siberian Giant, a Yeti reportedly responsible for the massacre of 9 hikers in Russia.

The team visits the Garden State for the first time. After their successful night investigation, they hold a town hall meeting to gather more witnesses.

The Bigfoot researchers head to the Canadian Rockies to investigate a unique Bigfoot encounter caught on tape. Can they track down this territorial Sasquatch?

Andrew heads to Kansas City in search of the area's most unusual dishes. He tries jiggly pig snoots, sliced spleen, woodchuck and world-class BBQ.

Andrew Zimmern travels south to Oaxaca, Mexico, for traditional dishes. He tries winged ants, grilled intestines, grasshoppers and dried beef hearts.

Amy, Adam and Chip investigate the Sterling Hill Mines in New Jersey. Rumours suggest a dark energy lurks in the miles of underground tunnels.

The Spirit Hunters travel to Jones, Alabama, to help a woman who believes a ghost is choking her every night in her sleep. Is a family curse to blame?

The team investigates an old confederate gunpowder and fabric factory. Known as the murder mill, Sibley has a dark blood-stained centuries old history.

The team investigate a gigantic reptile called the Fire Dragon. They meet with eyewitnesses before pursuing the creature on land and boat.