The powdery, white gypsum dunes not only look like snow, they behave like it as well Sledding down the slip face of dunes is a popular, exhilarating activity at White Sands National Park Sledding is allowed in the loop portion of Dunes Drive, away from the road and where there is little or no vegetationLocated just a short 400 steps from the gorgeous, whitesand beaches, you're only a 5minute walk to the Gulf!The famous whitesand beaches of Hawaii, for example, actually come from the poop of parrotfish The fish bite and scrape algae off of rocks and dead corals with their parrotlike beaks, grind up the inedible calciumcarbonate reef material (made mostly of coral skeletons) in their guts, and then excrete it as sand White Sands The Largest Gypsum Desert In The World Usa Places To See In Your Lifetime White sand beach