White Sands & Some Surrounding Areas

The White Sands National Monument is a U.S. National Monument at an elevation of 4,235 feet (1,291 m). The area is in the mountain-ringed Tularosa Basin and comprises the southern part of a 275 square miles (710 km2) field of white sand dunes composed of gypsum crystals. It is the largest gypsum dune field in the world.