Stoneking Cemetery, also known as Oak Hill Cemetery in Lucas County, Iowa, is associated with various paranormal claims, including theories of witchcraft, curses, a mysterious portal to hell, historical KKK meetings, and reported sightings of ghosts and supernatural phenomena. The area is theorized to involve witches and curses, contributing to the cemetery's unsettling reputation. Some tombstones in or around the cemetery are described as mysterious, adding to the sense of unease. A legendary element of the haunting is the idea that Stoneking Cemetery contains a portal to the underworld. There are theories linking the cemetery to historical KKK meetings, which adds a dark historical context to its haunted lore. Various ghost sightings and paranormal experiences have been reported in and around the cemetery.