Full Distance Triathlon Chattanooga - Swim: Dive into a 2.4-mile current-assisted swim in the Tennessee River, starting upstream and finishing at the iconic Ross’s Landing. With water temperatures averaging in the mid-70s, wetsuit eligibility will be decided on race day—so come prepared! Bike: Conquer a 112-mile ride through Southeastern Tennesee with 4,300 feet of elevation gain. The course features three loops on US-27, offering fresh pavement, stunning views of the Cumberland Plateau, and ...