White Sands National Monument Located near Alamogordo, NM TRAVEL BASICS - CAMPING - LODGING ACTIVITIES - FACILITIES - FEES/PERMITS Gypsum sand dunes at White Sands National Monument (NPS Photo) IN BRIEF At the northern end of the Chihuahuan Desert lies a mountain ringed valley called the Tularosa Basin. Rising from the heart of this basin is one of the world's great natural wonders - the ...