Tri on the Plains offers fun for the entire family! Swim in open water in a wakeless area of North Sterling Reservoir, Bike 15 miles over a rolling course completely on paved roads and enjoy a 5K run over the dam and back. A 5K run, 15 mile bike, 5K run duathlon is also offered, as well as a Family/Open triathlon which takes place later in the morning with distances that are perfect for first-timers and the kiddo's. Tri on the Plains will be limited to the first 300 entrants, and all proceeds will go to the Lions' Club sight projects.