The Ironman triathlon consisting of a 2.4-mile swim, 112-mile bike and 26.2-mile run, which take place through out the world. The Wisconsin Ironman begins with the swim in Lake Monona in downtown Madison. The bike course runs 16 miles out of town and then completes two 40 mile loops in in rural Dane County. The run course will work it’s way through downtown Madison, the University of Wisconsin campus, Camp Randal, State Street, and the path alongside lake Mendota.