Oyster Urban Adventure Race

The Merrell Oyster Urban Adventure Race is a national adventure race series in Denver, San Francisco, Austin, Seattle, Portland and Nashville that is great alternative for those currently competing in 5K races, 10K races and triathlons. You may Register, get more Race Info, Donate or read our FAQs to get a better idea of the race. Race dates are August 21, 2010 (Denver, CO), August 28, 2010 (Seattle, WA), September 18, 2010 (Portland, OR), September 25, 2010 (San Francisco, CA), October 16, 2010 (Austin, TX) and October 23, 2010 (Nashville, TN). New Off Road Oyster Series- Glenwood Springs, CO May 22nd 2010.