Black Rock Mountain State Park Black Rock Mountain State Park Black Rock Mountain State Park is a Georgia state park west of Mountain City in Rabun County, Georgia, in Georgia's Blue Ridge Mountains. It is named after its sheer cliffs of dark-colored biotite gneiss. Astride the Eastern Continental Divide at an elevation of , the park provides many scenic overlooks and vistas of the southern Appalachian Mountains. On a clear day, four states are visible: Georgia, North Carolina, South Carolina, and Tennessee. In addition to Black Rock Mountain itself, the park includes four other peaks over in elevation, making it the highest state park in
Stone Mountain (Pennsylvania) Stone Mountain (Pennsylvania) Stone Mountain is a stratigraphic ridge in central Pennsylvania, United States, trending northwest of the Jacks Mountain ridge and Jacks Mountain Anticline. The ridge line separates Kishacoquillas Valley from the Seven Mountains area. Stone Mountain lies in, and the ridge line forms part of the border between, Mifflin and Huntingdon counties. Pennsylvania Route 305 crosses the ridge and follows a valley along a fault line at near Greenwood Furnace State Park. Allensville Road also crosses the ridge crest north of Allensville, and Barrville Road passes through a wind gap west of Barrville. There are no water gaps