Can you walk barefoot at White Sands National Park? Not only can you sled in the sand, but you can walk on it barefoot, depending on the time of year and where you are in the park, said Powers.

But the most thing to do at White Sands National Park? Sledding! You can go sledding down the slopes of gypsum sand in the park, using saucers you either bring with you or purchase at the gift shop.

and wind and weather erode it over time into an ocean of glittering sand. The entire dune field is a massive 275 square miles (by comparison, the second-largest gypsum dune field in the world, Cuatro ...