DescriptionTV personality/executive producer Jack Osbourne teams with paranormal investigator Katrina Weidman on journeys to notorious haunted locations. Not only do these places have dark histories, but they are especially sinister and purported to be doorways to the spirit underworld. Each hourlong episode finds Osbourne and Weidman at a different site, examining unusual incidents while utilizing specialized technology and a network of experts to help document and uncover the truth.