White Sands National Monument: Reflections in Gypsum
Among the wonders of our natural world is the world’s largest known gypsum dune field: White Sands National Monument. Located a few kilometers west of Alamogordo, New Mexico, it has […]
Among the wonders of our natural world is the world’s largest known gypsum dune field: White Sands National Monument. Located a few kilometers west of Alamogordo, New Mexico, it has […]