IMAGE DISTRIBUTED FOR SILK - Kurt Wenner, inventor of 3D pavement art, unveiled an exclusive installation depicting the depleted Colorado River at Union Station on June 26, 2013 in downtown Chicago, ... more 
IMAGE DISTRIBUTED FOR SILK - Kurt Wenner, inventor of 3D pavement art, unveiled an exclusive installation depicting the depleted Colorado River at Union Station on June 26, 2013 in downtown Chicago, presented by Silk. Visit www.ReuniteTheRiver.com to learn more and take the pledge to conserve (Scott Boehm / AP Images for Silk) less 
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Associated Press
Wed, Jun 26, 2013 11:00 AM EDT