- There are listed as one of North America's Best Triathlons by Triathlete Magazine (March 2001). USAT National Club Championship Triathlon: 1.5k Swim, 42k Bike, 10k Run Duathlon: 5k run, 42k bike, 10k run Sunday August 11, 2002 to benefit the National MS Society. Or fill out an entry form and mail it to us with your payment. If you have any questions about the event contact: info@boulderpeak.com.www.boulderpeak.com