Birds  Mexico  "In Wildness"  Glen Canyon  Maine  Adirondacks  Baja  Galápagos  Appalachians  Greece and Turkey  Africa  Iceland  Antarctica  Egypt  China and Macao Color Photographs | Appalachians | P1990-51-4639-1  image 12 of 36  Redbud and Tulip Poplar, Route 129 to Foothills Parkway, Great Smoky Mountains National Park, Tennessee, April 9, 1968 Request imagery Color Photographs | Appalachians | P1990-51-4639-1  image 12 of 36