Half Distance Triathlon Musselman – Geneva, New York The Musselman Half Distance Triathlon in Geneva, New York, is a must-do race through the scenic Finger Lakes region. Swim: A 1.2-mile swim in Seneca Lake, starting at the Finger Lakes Welcome Center, with sun-free conditions and water temperatures averaging 72°F (22°C). Bike: A 56-mile rolling course through the Finger Lakes, climbing out of the Seneca Lake valley toward Cayuga Lake, with a fast descent back to the lake. Run: A 13.1-mile, ...