Keywords: Gfp-iowa-effigyimounds-bridge-on-the-biking-trail.jpg en Pictures from Effigy Mounds National Monument A bridge on the hiking trail crossing the Yellow 2012-10-09 http //www goodfreephotos com www goodfreephotos com http //www goodfreephotos com/places/iowa/effigy-mounds/ gallery http //www goodfreephotos com/places/iowa/effigy-mounds/iowa-effigyimounds-bridge-on-the-biking-trail jpg php image http //www goodfreephotos com Yinan Chen cc-pd Check categories 2014 June 28 Images from goodfreephotos com Import by User Slick-o-bot/Images from goodfreephotos com/Iowa Iowa |