White Sands is not a city, but rather a national monument and natural wonder located in southern New Mexico, United States. White Sands National Monument covers a vast area of white gypsum sand dunes that stretch over 275 square miles (710 square kilometers). The area is known for its unique landscape, where the pure white sand creates an otherworldly appearance. White Sands is a popular tourist destination where visitors can explore the dunes, engage in various recreational activities like sledding or hiking, and enjoy the scenic beauty of the area. The nearest city to White Sands is Alamogordo, which serves as a gateway for visitors to the national monument.