Virginia, United States
Holston Mountain is a mountain in northeast Tennessee and southwest Virginia, in the United States. It is in the Blue Ridge Mountains part of the Appalachian Mountains. Holston Mountain is a ridge-type mountain, about 28 miles (45 km) long, running from southwest to northeast, covering about 268 square miles (694 km²). Its highest summit is Holston High Point, on which an FAA aircraft navigational beacon is located, at an elevation of 4,280 feet (1,304.5 m) above mean sea level. The second highest point is Rye Patch Knob, at 4,260 feet (1,298.5 m) above mean sea level. The third highest point is Holston High Knob where an old dismantled Cherokee National Forest fire tower marks the elevation at 4,136 feet (1,240.5 m) above mean sea level.