Are you ready to take on a triathlon? The Chattanooga Waterfront Triathlon, hosted by Team Magic and the Chattanooga Track Club, takes place in the heart of downtown, offering a spectator-friendly experience. Participants will conquer a down-river swim, tackle a two-loop bike course, and sprint along the stunning Tennessee Riverwalk. The 41-year-old triathlon tradition starts at 6:45 a.m.