The crew sails into the coastal town of Oxnard, California, 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 Ghost Adventures crew sets sail for a Southern California island steeped in supernatural phenomena. And the epicenter of the paranormal activity is a sprawling theater that once housed the disinterred bones of the island's indigenous people.

Zak and the crew visit a mysterious Nevada town plagued by paranormal activity. Is a murdered witch's curse responsible for the haunting? Or is it linked to the dark energy vortex created by a cave that once concealed a grisly secret?

Zak and the crew investigate an Arizona high school where students and faculty are having troubling paranormal experiences. Is the ghostly activity linked to an abandoned cemetery buried beneath the school? Or are the victims of a deadly explosion calling out from beyond the grave?

Zak and the GAC continue their confrontation with a dark presence that has overtaken the Los Feliz neighborhood's infamous hillside mansion. The investigation turns emotional when they conduct an ancient Sumerian ritual to open gates to the other side.

Sixty years after a gruesome murder-suicide in a Los Angeles mansion became a tabloid tale and urban lore, Zak and the crew gain entry. In the first-ever paranormal investigation of the long-shuttered residence, they uncover shocking secrets and a terrifying presence.

Zak and the crew go to downtown Los Angeles to investigate the long-abandoned Roxie Theater. The site of a mysterious suicide, the once majestic movie house has been left to rot, making it the perfect refuge for lost souls -- and a dark, foreboding energy.

Zak and the crew go far off the beaten path in Arizona to investigate an abandoned sanatorium. Dozens of deaths, including the murder of a child, have left a heavy residue of pain and suffering on the building, making it a hotbed for aggressive poltergeist activity.

The crew are in Downey, California, to investigate the shuttered Los Padrinos Juvenile Detention Center, given the ominous designation of the "Devil's Den" by both guards and inmates. In this terrifying two-hour special, the crew go behind the barbed wire to find out if the evil inside is not the real-life horrors of detention, but the devil itself.

Zak and the crew head to an Arizona mining town to investigate a former school where horrendous child abuse took place. The team captures some of their best evidence in years as they unlock the dark secrets that lay entombed in the walls of the massive building.

Zak and the crew rush to help a Nevada family who claim paranormal activity sent one parent to the hospital, and fear their young daughter is next. The team works urgently to uncover the dark source of the psychological attacks hiding inside the home.