Season 3 concludes with a visit to an antique shop in Florida that ends up having something in common with John's museum.

John discovers something spooky in a family's basement. The team also investigate a seminary that's allegedly haunted.

John Zaffis and the crew fly to California to investigate a Hollywood Hills home once occupied by movie legend Orson Welles and other celebrities including Peter Lorre, Sydney Toler and Oscar winning songwriter Paul Williams.

John and his team try to determine why guests are running scared from an inn in Arkansas. Also: A castle in Missouri is investigated.

Claims about the ghosts of two girls haunting a Missouri community center are investigated by John and his team.

Claims of aggressive paranormal activity made by visitors to Fort Wayne in Detroit are investigated by John and his team during a trip to the historic site.

Gettysburg, Pennsylvania and Winfield, West Virginia: two cities with war-inflicted tragedies in their paths and two cities with serious ghost problems.

The team visit the allegedly haunted Emmitt House in Waverly, Ohio; and investigate a coin with a dark past.

John and the team visit Ponce de Leon's estate in Puerto Rico to investigate reports of disembodied apparitions.

An abandoned prison in Montana is investigated after workers make claims about being mysteriously scratched and hearing cell doors slam. Also: The team look into reports of a female apparition being spotted at a former brothel.

David Riccio's cigar bar and cafe in Boston's North End has seen an increasing amount of paranormal activity. (Though the bizarre statues probably don't help spooked out people relax!) Claims are dishes flying, an antique coffee grinder spinning on its own, plates flying and something is knocking the coffee out of people's hands.

A horse trainer in Montgomery, N.Y., fears for the safety of the animals on her farm in the third-season opener.