<![endif] Skip to content Info What It Is Rules Prizes FAQ Disaster Policy Cities Denver (6/14/15) Minneapolis (7/12/15) Des Moines (8/16/15) Austin (11/1/15) Tucson (11/15/15) Obstacles Party Sponsors Contact Sign Up! newsletter sign up here #site-navigation #masthead 06/14 Denver 07/12 Minneapolis 08/16 Des Moines 11/01 Austin 11/15 Tucson URBAN ASSAULT RIDE – the country’s BIGGEST Bike Obstacle Race – where riders hit checkpoints all over the city, taking on RAD obstacles at each stop! A huge PARTY follows with BEER, MUSIC, CONTESTS and a legendary PRIZE RAFFLE. JOIN THE FUN! CHOOSE YOUR CITY & SIGN UP TODAY! © 2015 Adventure Fit, Inc. All rights reserved.  | Privacy Policy .site-info ...