reat natural wonders-t

he glistening white sands of New Mexico. Great wave-like dunes of gypsum sand have engulfed 275 square miles of desert here and created the largest gypsum dune field in the world. The dunes, brilliant

and white,

• Main Pad
• are ever
• Big Eagle Firing Site
• changing. They grow, cre
• st, then slump but always

advance. S

• lowly but relentless
• ly the sand, driven
• by strong southwest