Webjoin us as we explore ten of the most haunted places in jacksonville fl. Webthe ammons family haunting case—also referred to as the 200 demons house or devil house—is a haunting and demonic possession that took place in gary,. Weba woman, latoya ammons, claimed that she, her mother, rosa campbell, and her three young children were the victims of a vicious demonic haunting. Webjamie pearce, a paranormal investigator in jacksonville, florida, knows that firsthand. But she does believe that older is better.