the steel structure of midgely bridge on arizona sr89a between sedona and flagstaff over wilson canyon at oak creek canyon

179 89a america arch arizona attraction beauty bridge canyon cliff clouds coconino colorado country creek desert erosion fall flagstaff forest formation francisco geology grand hiking landscape midgely mountain mountains munds national natural nature north oak outdoors park permian plateau range red rim rock rocks rugged san sandstone sedimentary sedona sky sr89a states steel structure struts supai tourism tourist trails united usa wilderness wilson