U.S. Route 340 is a north-south highway that runs through the eastern United States. It stretches approximately 72 miles, connecting the towns of Winchester, Virginia and Harpers Ferry, West Virginia. The route primarily serves as a scenic drive through the Shenandoah Valley and offers access to various parks and historical sites. The highway is known for its picturesque landscapes, including views of the Blue Ridge Mountains and the Potomac River. It also intersects with several major roads, making it a vital route for local traffic and tourism in the region. Travelers often enjoy the charming small towns along the way.