Union Township Cemetery in Coon Rapids, Iowa, is the subject of a famous local legend about the ghost of a young prostitute named Libby Mavis. The story claims her spirit rose from her disturbed grave to warn her former employer of a robbery, though her body was never found. This legend questions if her ghost still lingers in the cemetery. The Legend of Libby Mavis: Libby Mavis was a young prostitute who died under mysterious or tragic circumstances. After her funeral, the woman who employed Libby had a dream where Libby warned her that her grave had been robbed. Authorities discovered that Libby's grave had indeed been disturbed, and her body was never recovered. The legend suggests that Libby's spirit returned to warn the madam of the grave robbery, raising the question of whether her ghost still haunts Union Cemetery.