Rock Rapids has been the starting town for the Register’s Annual Great bike Ride Across Iowa in 1979, 1999, and 2007. At the last ride, the Rock Rapids Mural Sociey posted a board which riders sined, thus giving them chance to become part of the mural and hisory. The town was host to 10,000 registered riders, 5,000 unregistered riders and support people that year. Even Tour de France champion, Lance Armstrong, trekked across the state.