Birds  Mexico  "In Wildness"  Glen Canyon  Maine  Adirondacks  Baja  Galápagos  Appalachians  Greece and Turkey  Africa  Iceland  Antarctica  Egypt  China and Macao Color Photographs | Glen Canyon | P1990-51-5025  image 15 of 79  Mud Bank and Reflections, Hidden Passage, Glen Canyon, Utah, September 22, 1961 Request imagery Color Photographs | Glen Canyon | P1990-51-5025  image 15 of 79