Johnson County is home to beautiful Watauga Lake, which is said to be the third cleanest lake in America. This pristine lake offers a variety of water sports in a breathtaking setting of mountains rising over a mountain lake. Activities include swimming, fishing, motor boats, wave runners, sail boats, kayaks and paddle boards. There are a number of marinas on the lake to service the boat activity and to provide boat rentals. There are public picnic areas, beach areas and boat ramps.