Great Sand Dunes System
NPS/Great Sand Dunes NPP
The large dunefield is actually just one of four primary components of the Great Sand Dunes geological system. The mountain watershed, dunefield, sand sheet, and sabkha are each important aspects of this complex sand system.
Did You Know?
Free ranger programs are offered regularly at Great Sand Dunes from May-September, and on request the rest of the year. Most programs welcome all ages. More...