The Travel Channel HD

An evil presence lays siege on a museum and its employees in California.

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Zak sends the team to Jackson, Missouri, to help a man whose obsession with the paranormal has upended his life and cost him his job.

Zak dispatches his team to assist an elderly gentleman claiming to be assaulted by a dark force in his rural Oklahoma home; the guys are shocked when they uncover a connection between the man's home and the desecration of an ancient burial mound.

Zak's team braces for a chaotic spiritual storm when they are called to Ohio; they help a couple reclaim their historic dream home from a horde of aggressive ghosts; could the capture of a childlike form reveal the culprit?

Zak's team lands in the Hangman's corner neighborhood of Seymour, Indiana, to answer a call from a desperate family; with the spiritual activity becoming more aggressive by the day, the guys race to find answers before someone is seriously injured.

Zak's team heads to Murfreesboro, Tennessee, to investigate a dark, hopeless presence that has invaded a woman's childhood home; she hopes to take care of her ailing mother in the house but only if the property can be cleansed of its bad energy.

Zak joins the team for an urgent house call in Las Vegas when a man claims his ex-wife has been possessed by a demon; their daughter is caught in the spiritual crossfire; can the guys break the entity's grip on the family before it's too late?

Zak and the crew travel to Las Vegas to help a family plagued by a demonic force in their home; the man and his siblings believe the entity attached itself to their mother and caused her death.

The crew investigates an abandoned Arizona hospital where the caretaker is being choked by a dark presence; a conflict arises between Zak and Aaron after objects are thrown at the guys and a violent threat is captured on EVP.

Rapper Post Malone joins the crew to investigate The Slaughter House, a meat-packing plant-turned haunted attraction in Arizona; Zak is affected by dark energy, leading to a marathon of paranormal activity.

Zak and the crew head to Hollywood, Calif., to investigate the iconic Ripley's Believe It or Not museum, where employees claim to be adversely affected by its rare artifacts.

Zak and the crew investigate an iconic Los Angeles recording studio plagued with a dark presence that may be tied to its past.

Zak and the crew investigate two mines in Jackson, Calif.; the Argonaut was the site of a 1922 fire that killed 47 miners; the Kennedy, which has had its share of deaths, seems to be ground zero for hauntings.

The crew sails into the coastal town of Oxnard, Calif., to help a couple tormented by unseen forces in their house; Zak makes a surprising connection as the team attempts to unmask the driving force behind the negative energy in the stately home.

The crew pierces the seal on California's Mira Loma Detention Center; decades of death, violence and bloodshed have scarred this massive compound, painting a thick layer of doom on every square inch and delivering some of the most solid evidence yet.

The crew investigates reports of vicious paranormal attacks at LA's Heritage Square Museum; as the team explores this collection of Victorian homes, they suspect a dark portal is responsible for shadow figure sightings and poltergeist activity.

The crew awaken hostile spirits in Nevada when they investigate the Commercial Hotel and Casino; the building's rough history of lawless cowboys, cutthroat gamblers and exploited women fuels a malevolent energy.

Zak and the crew venture to California's first oil boomtown to investigate reports of ghostly activity inside its buildings and glowing anomalies in the surrounding hills; chaos ensues as the guys attempt to unravel the mystery of Mentryville.

Zak and the crew return to LA's Skid Row district to investigate a nearly abandoned building steeped in a dark, grisly history that rivals the Hotel Cecil; the guys have their hands full as both the dead and the living push back on the investigation.

The crew investigates reports of vicious paranormal attacks at LA's Heritage Square Museum; as the team explores this collection of Victorian homes, they suspect a dark portal is responsible for shadow figure sightings and poltergeist activity.