Jack and Katrina dig into their investigation of a haunted Ohio theater.

Jack and Catrina reveal horrific details that didn't make the final cut of their investigation into Bobby Mackey's Music World in Wilder, KY.

Katrina and Jack provide graphic details about their investigation of Eastern State Penitentiary in Philadelphia.

Jack and Katrina detail their investigation of a haunted house in PA.

Jack and Katrina recount their experience at Trans-Allegheny Asylum. They discuss details surrounding the horrific deaths of two patients who are now suspected of haunting the abandoned mental hospital.

Jack and Katrina sit down to discuss their investigation of the infamous LaLaurie Mansion.

Jack and Katrina recap their investigation of a bed and breakfast in Duchesne, Utah. They reveal how they believe renovations on the property led to the increase of paranormal activity.

Go behind the scenes as crew prepares for a new season of Portals to Hell!

Experts explore a new theory surrounding Scotland's Loch Ness Monster.

Hear a terrifying eyewitness account of a Bigfoot sighting in California.

Revisit Bobby Mackey's, where the crew tried out new technologies.

Journey back for an investigation into the Idaho State Penitentiary.

Return to Trans-Allegheny Lunatic Asylum, site of Ghost Adventures Live.

Ghosts of Seasons Past meets stranded souls in the Asylum of the Damned.

Relive the crew's search for demons at Bobby Mackey's Music World.

Return to Gettysburg, site of the bloodiest battle of the Civil War.