Our outdoor triathlon will challenge you with the best Derby has to offer. Heats start at 7:00 am. The tri will consist of a 400 meter swim in the Rock River Rapids pool, a 12 mile bike, and 5 K run in Derby. Registration starts on March 15, 2013. If this is your first Rock N Route Triathlon you can register online at Active.com. If you are a returning Rock N Route athlete you can register at www.derbyrec.com. You can also register by mail at Derby Recreation Center, PO Box 324, Derby, Kansas 67037 or in person. Registration deadline is Wednesday, July 31 at 5:00pm.