State Route 122 is a state highway located in the U.S. state of Virginia. It runs approximately 20 miles, connecting the towns of Rocky Mount and Smith Mountain Lake. The route primarily serves local traffic and provides access to various communities and recreational areas. The highway is known for its scenic views, particularly as it approaches Smith Mountain Lake, a popular destination for outdoor activities such as fishing and boating. State Route 122 plays a vital role in the region's transportation network, facilitating travel for residents and visitors alike.