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!
In Winter
is a United States National Park located in the San Louis Valley, in the easternmost parts of Alamos country and Saguache County, Colorado, United States.
In Summer
Visitors to the Great Sand Dunes experience an undeniable sense of wonder, just as happens in so many of our most spectacular national parks.
Great Sand Dunes
The dunes appear in the distance as you approach, but at first seem dwarfed by their backdrop, the 13,000-foot peaks of the Sangre de Cristo Mountains.
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