Cita Part-3

At the start of the school year in 1976, 16-year-old Trenny Lynn Gibson disappeared while on a school field trip in Great Smoky Mountains National Park near Clingmans Dome. Did she fall? Was she abducted? The only witness to the awful mystery is the Appalachia itself.  Sources for this episode cannot be listed here due to character limitations. For a full list of sources, please visit