Responding to recent UFO sightings, Josh Gates sends his team to New Mexico for a new investigation into the infamous, unsolved Socorro Landing Incident; using never-before-used technology and with new witnesses, Jess and Phil look to solve Socorro.

Josh wants to investigate ghostly sightings and terrifying sounds coming from an abandoned canal along the Potomac. Jess and Phil dive into the murky depths and search secret tunnels that make this America's most haunted waters.

Chasing Bigfoot's origin story, Phil and Jessica uncover a rash of recent sightings and bone-chilling new evidence in the Pacific Northwest. New leads about a frightening encounter send them into rocky, dangerous terrain along Mount St. Helens.

Josh Gates and fellow paranormal researchers Phil and Jess investigate a decaying mental hospital in Detroit where reported hauntings threaten all who brave its abandoned halls.

After capturing an unknown entity on film, Josh Gates and his team attempt to communicate with spirits that still reside in the asylum -- including the ghost of a 10-year-old girl who drowned during a freezing hydrotherapy treatment.

Heather and Phil travel to the most haunted chateau in France to investigate terrifying stories of hostile ghosts linked to strange and savage murders. As they investigate, it becomes clear that the castle hosts more paranormal forces than they imagined.

The team heads to Arkansas, where a legendary swamp monster has terrorized the small, rural town of Fouke for over a century.

Heather and Phil travel to France to track down werewolves that have terrorized the locals for centuries. As their investigation deepens, they must figure out if this beast is supernatural or an elusive wolf not yet known to science.

Heather and Phil travel to an ancient Mayan city in search of a spirit named the Stone Lady. But these aged ruins carry more threats besides vengeful spirits: poisonous snakes, scorpions, and tunnels on the verge of collapse.

In part two of this investigation, Phil and Heather descend deep into the Mayan underworld to explore a vast subterranean cave believed to be the realm of menacing, ancient spirits.

Phil and Heather journey into the Kentucky wilderness, searching for sasquatches rumored to be highly intelligent.

Heather and Phil head to Tennessee's Brushy Mountain Penitentiary to investigate terrifying reports of possession and confront the violent, powerful, and hostile forces lurking in its remains.

Heather and Josh complete their investigation of the haunted prison, Spike Island.

Phil and Heather travel to the location of the original Conjuring House to investigate a family's claims that similar dark paranormal activity is haunting their home.

Josh Gates' team heads west to investigate America's most haunted town. Locals claim the spirit of a notorious bandit spooks the town because of a wrongful hanging. Phil and Jess' investigation leads them into a dangerous abandoned gold mine.

Phil and Jess investigate a 30-foot serpent in Lake Champlain.

Phil and Jess probe the science behind geology's strangest phenomena while investigating mysterious objects flying around Mexico's tallest active volcano.

In the Yucatan, Phil and Jess investigate watery caverns believed to be portals to the Maya underworld. Some say angry spirits are to blame for strange lights and bizarre animal behavior, but the sacred cenotes hide secrets far darker than any legend.

Deep in the Peruvian jungle, where deadly wildlife lurks at every turn, a supersized beast is terrifying locals. Phil tracks what could be an unknown species, while Jess hunts for evidence that a legendary creature known as Yacumama is on the hunt.

Braving shark-filled waters and deadly undersea tunnels, Jess and Phil probe reports of the Lusca, a sea monster said to be attacking Bahamian locals. Their hunt takes them deep into unexplored “blue holes” -- and could expose shocking military secrets.

A murderous monster is said to lurk in the vast swamplands near New Orleans; Phil and Jess investigate an ancient Cajun mystery surrounding a bloodthirsty werewolf-like beast terrorizing the Bayou.

Phil and Jess travel to Monterrey, Mexico, where locals tell of encounters with witches and black magic; upon investigating these stories, they find evidence of dark spells, blood rituals and animal sacrifice.

Phil and Jess investigate an abandoned gold mining town haunted by its inhabitants from over a century ago. Traveling deep inside the town's deserted mines, they uncover the town's blood-soaked secrets and a multitude of paranormal activity.

The team journeys to Okinawa, Japan to investigate reports of possessions by the spirits of people who died in the bloody battles of World War 2; they travel into the dark heart of the island where sinister caves hide shocking secrets.

Jess and Phil head to England in search of a legendary monstrous beast that's said to stalk the wilderness.