Great Sand Dunes

National Park and Preserve

Dunes among Diversity

The tallest dunes in North America are the centerpiece in a diverse landscape of grasslands, wetlands, conifer and aspen forests, alpine lakes, and tundra. Experience this diversity through hiking, sand sledding, splashing in Medano Creek, wildlife watching, and more!


Things to do

Great Sand Dunes National Park and Preserve is 150,000 acres of grasslands, wetlands, dunes, forests, alpine lakes, and rugged 13,000' peaks. Discover the many Outdoor Activities you can do here. This year's Visitor Guide gives suggestions on basic trip planning and ways to plan your time.


GREAT SAND DUNES PANORAMIC VIDEO ALAMOSA COLORADO