For 30+ years, Dr. Dale Nations taught geology and engaged in research on Northern Arizona's Colorado Plateau. Join Dale on a virtual hike along Gran Canyon's Bright Angel Trail. http://uagis.maps.arcgis.com/apps/MapTour/index.html?appid=733955d551754... ,
Photographer: Mike Conway
Photo Location Accuracy: Approximately Located
Photo Tags: Grand Canyon, geotourism, Bright Angel Trai 
