The team investigates reports of poltergeist activity at a decommissioned prison in New York. They call for backup when blueprints reveal how big the property is.

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.

After the owner's tragic death, a Victorian mansion is said to curse all who inhabit it. As Nick and Katrina stay at Illinois' most haunted house, do they risk danger?

The team travels to Ohio to investigate a hog-like creature. After meeting with eyewitnesses, the crew races to capture the beast inside a steel cage trap.

Toxic fumes threaten to end the search and the team must improvise a solution. A startling discovery on an aerial drone camera reveals an important location.

A man on a night-time snowmobile ride suddenly feels something has been implanted in his leg. And, an otherworldly beast stalks a family over three generations.

Strange men in black suits knock on the door of a UFO witness after an eerie light show. A woman is terrorized by small humanoid creatures that only she can see.

Josh explores the case of World War II hero Gertrude "Tommy" Tompkins of the Women Air Force Service Pilots, who went missing when her P-51 Mustang crashed.

In the former Third Reich, Josh is trying to crack a code allegedly embedded by Hitler's secretary into sheet music. Could it lead to Nazi gold?

A missing mummy could re-write the history of Abraham Lincoln's assassination. Ramy Romany investigates whether John Wilkes Booth actually escaped.

Archaeologist Ramy Romany investigates whether King Tut's mummy was burnt from a change in the mummification process, or was there a more sinister reason?

The team uses explosives to blast their way to the treasure. Shawn and Javier unearth the expedition's largest find yet, confirming they are on the right track.

Toxic fumes threaten to end the search and the team must improvise a solution. A startling discovery on an aerial drone camera reveals an important location.

McCarthy comes together for the biggest barn raising in its history but it's Jeremy's riskiest project yet. Meanwhile, Jenny builds a rocket stove to support her newborn.

As Jeremy gets his farmstead up and running, unfinished business gets in the way. Plus, bears threaten Jenny and her newborn whilst stranded on an island in a storm.

Don investigates a plague that killed thousands of sheep, an unexplained encounter from beyond the grave and a deadly substance used in an odd murder plot.

Don investigates a cat who stalks the halls of the US Capitol building before national tragedies and a gruesome triple murder committed on the high seas.

The team investigates reports of poltergeist activity at a decommissioned prison in New York. They call for backup when blueprints reveal how big the property is.

Four new team members join Jason, Steve, Dave and Shari on their investigation of the Mid-Orange Correctional Facility in Warwick, New York.

Despite a warning to abandon the hunt of the Shadow Creature in WV, the crew build a trap to prove this creature exists.

In 1949, priests were left terrified by a boy who claimed to be possessed by the devil. Investigators share shocking secrets about this chilling case.

The team travels to North Carolina to investigate a ferocious feline. They attempt to capture it inside of a complex wooden trap.

Steve travels to Hebron, Kentucky, to investigate an evil entity attacking a local woman in her home. As he and his team get closer to answers, spirit becomes violent.