The ultimate urban adventure race. 40-50 miles of run, bike, blade, kayak, creek, trek, climb and thought-provoking situations. Currently in San Francisco, Seattle, Denver and Austin. www.OysterRacingSeries.com<br /><br /><br /><img src="http://ll.broadbandsports.com/images/25175_thumb.jpg" alt="Urban Adventure Race - The Oyster Race" title="Urban Adventure Race - The Oyster Race" width="150" height="90" alt="Urban Adventure Race - The Oyster Race"/>
