![]() 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. ![]() NPS/Patrick Myers ![]() NPS/Steve Chaney ![]() NPS/Scott Hansen ![]() NPS/Patrick Myers |
Last updated: December 1, 2021