What stretches about 1200 miles and borders the Blue Ridge Mountains?
Great Appalachian Valley The Great Valley, also called the Great Appalachian Valley or Great Valley Region, is one of the major landform features of eastern North America. It is a gigantic trough—a chain of valley lowlands—and the central feature of the Appalachian Mountain system. The trough stretches about 1200 mi from Quebec to Alabama and has been an important north-south route of travel since prehistoric times.
U.S. Route 129 in North Carolina U.S. Route 129 (US 129) is a north–south United States highway that travels 63.5 mi through the westernmost part of North Carolina. Traveling from the Georgia state line near Bellview, to the Tennessee state line at Deals Gap, it is known for its scenic mountain valley vistas and curvy mountain bends popular with motorcycle and sports car enthusiasts.