Ghost Adventures travels to Idaho to visit the Lava Hot Springs Inn, a former sanatorium turned hotel. Once used to treat soldiers suffering from nightmarish effects, the mineral baths act as a conductor for paranormal activity.

Ghost Adventures visit America's bloodiest town, Deadwood, to contact famed slain gunslinger Wild Bill Hickok.  Before lockdown, Sitting Bull's great-grandson warns the guys not to anger the spirits of Deadwood. 

For their 100th episode, Zak, Nick and Aaron visit St. Louis to investigate the notorious Exorcist House, the site of the most famous possession in paranormal history, which was later portrayed in a critically acclaimed book and movie. The guys dig even deeper to learn about the original exorcism that occurred on March 16, 1949.

Ghost Adventures heads to Nevada, and Zak lives his nightmare. He faces his intense fear of clowns as he investigates the Clown Motel, while Aaron & Jay explore an abandoned high school.

Ghost Adventures investigates a former old folks home & orphanage, with thousands of deaths reported. The guys uncover horrifying tales of the Odd Fellows secret society, which used human remains for their dark rituals.

Ghost Adventures heads to Hollywood and the Griffith Observatory to see just how haunted the Hollywood hills really are.  The guys capture compelling visual evidence of a spirit walking below the letters of the iconic Hollywood sign.

The team investigates Grand Canyon Caverns in Peach Springs, AZ, formerly a sacred Indian burial site. The guys dodge mysterious rocks thrown at them during the night's lockdown, and Zak has an eerie, one-on-one encounter.

Ghost Adventures travels to Soledad, CA to investigate the Los Coches Adobe, a former brothel. When Jay encounters a shadow figure and goes into a panic, the rest of the team rushes in to rescue him from the malevolent spirits.

Ghost Adventures becomes the first team to investigate the Castaneda Hotel in New Mexico. They later gain access to another haunted hotel, the Plaza Hotel, where an aggressive spirit is said to be targeting women.

Ghost Adventures investigates Tennessee's Old Lincoln County Hospital, where nurses claim the "Angel of Death" stalked dying patients. When the guys spot a shadow figure stalking them in the basement, can they escape in one piece?

Ghost Adventures targets Port Townsend, WA to investigate the violent hauntings at Manresa Castle. During the lockdown, a spirit repeats Aaron's words verbatim; but will he escape unscathed?

Ghost Adventures visits Old Montana State Prison, a place haunted today by a deadly 1959 prison riot. During the lockdown, the guys witness camera batteries inexplicably explode & fizzle acid.

Ghost Adventures travels to Iowa to investigate 150-year-old Edinburgh Manor. Zak hears how a tall, dark entity known only as "The Joker" terrorizes people who enter the manor, including violently choking people.