Natural Features & Ecosystems

One of the most outstanding features of White Sands National Monument is its unique geology. Without it, the white sands of New Mexico would not be here!


Cuatro Ciénegas
Whereas White Sands National Monument is the largest gypsum dunefield at 275 square miles, its sister park, Cuatro Ciénegas in central Mexico, is the world's second largest gypsum dunefield, with an area of just eight square miles.

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