Home / 2011 Racing Photos / Colorado National Speedway – 9/3/2011 – Challenge Cup XXXVII Colorado National Speedway – 9/3/2011 – Challenge Cup XXXVII Author: admin Category: 2011 Racing Photos 3 Sep 11 At the request of track photographer, Joe Starr, these photos are not for sale, but are provided for your viewing. To purchase photos from this event, please contact Joe Starr through CNS. [Show slideshow] Related Posts Flat Rock Speedway – Allegiant Late Model Gold Cup 100 – 6/25/2011 by admin Daytona International Speedway – ARCA Qualifying – 2/11/2011 by admin About the Author admin