Welcome to the official National Park Service web site for Great Sand Dunes National Park and Preserve. Alpine tundra, forests, massive dunes, grasslands, and wetlands are all protected as elements of the Great Sand Dunes natural system.
Water is the lifeblood of the Great Sand Dunes system. Streams begin as mountain snowfields, melting then flowing through alpine lakes, forests, dunes, grasslands, and lush wetlands. Explore the flowing waters of Great Sand Dunes. Check current conditions of Medano Creek .
Mountains
Explore the mountain watershed of the Great Sand Dunes. Rugged 13,000' summits, alpine lakes, tundra, and ancient forests are protected in Great Sand Dunes National Preserve.