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The tallest dunes in North America are the centerpiece in a diverse landscape of grasslands, wetlands, forests, alpine lakes, and tundra. Stay on a moonless night to experience countless stars in this International Dark Sky Park!
Open 24 hours a day, 7 days a week year-round.
There are no timed entries or reservations to visit.
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Check here first for any alerts on closures, roads, weather, and other current conditions affecting your visit to Great Sand Dunes
Current and forecast flow of Medano Creek
Sand sledding, Medano Creek beach play, experiencing the night, forest hiking, climbing to alpine lakes and peaks, and more...
Where to eat and stay the night in and around Great Sand Dunes
Things to do, suggested itineraries, and what weather to expect
Find out about food storage, drone use, pets, special use permits for events, and other information
Last updated: February 17, 2026
