May 22, 2010 from 7am to 12pm – Cheyenne Mountain Zoo, Colorado SpringsCheyenne Mountain Zoo invites world class runners and families alike to join in the Run to the Shrine on Saturday, May 22, 2010. Both the 5K and the 10K options curve through the Zoo and some of the…Organized by Cheyenne Mountain Zoo | Type: 10k, run, and, 5k, run/jog/walk
May 31, 2010 from 7am to 12pm – Boulder, ColoradoOne of the largest races in the United State, the Bolder Boulder is slated for Monday. The first wave of runners goes at 7 a.m. Spend the day with 40,000 running friends. You can still register onlin…Organized by Bolder Boulder | Type: 10k, run