The Holston River is a major tributary of the Tennessee River, located in the southeastern United States. It flows through parts of Tennessee and Virginia, covering a distance of approximately 137 miles. The river is known for its scenic beauty and recreational opportunities, including fishing, kayaking, and hiking along its banks. The Holston River is formed by the confluence of the North Fork Holston River and the South Fork Holston River. It plays a significant role in the local ecosystem and provides water resources for nearby communities. The river also supports various wildlife habitats, making it an important natural feature in the region.