
Overview
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.
Temperatures are relatively cool all year at the park elevation 8000 ft. Conditions are most often calm, but winds can arise, especially in spring and during storm fronts. Daytime temperatures feel warmer here year round due to intense high-altitude sunlight, and mid-day summer sand surface temps can be 160 degrees F! Plan to explore the dunes morning or evening during summer. Nights are cool in summer, and frigid in winter. Visit https://nps.gov/grsa/planyourvisit/weather.htm for details
Fees are charged only when the entrance station is open in the spring, summer, and fall seasons or when the visitor center is open in the winter season. Fees can be paid by cash, check, or credit card. Passes may also be purchased in advance online through recreation.gov .
15+ passenger vehicle, age 16+
Valid for 7 days. Admits up to 2 private, non-commercial motorcycles with up to 4 total passengers.
This fee is for a commercial group of 1-6 people in a smaller vehicle. Valid for 7 days.
This fee is for a commercial group of 7-15 persons in a van. Valid for 7 days.
Gallery
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Things to do

Drive a a 4WD around the eastern edge of the dunes then over a forested mountain pass. Be prepared for soft sand, creek crossings, and rocky terrain.
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Half the park is after dark! Night at Great Sand Dunes can include dunes exploration under a bright full moon, viewing thousands of stars on a clear moonless night, listening for owls along the foothills, or observing migrating amphibians on a wet night.
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Explore the tallest dunes in North America! The centerpiece of Great Sand Dunes National Park and Preserve is the 30-square-mile (78-square-km) dunefield, featuring the tallest dunes in North America. Because there are no trails, you can venture out anywhere you'd like to discover unusual insects, plants, wildlife tracks, ripples, and sand grains of every color.
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Take your 4WD vehicle around the dunes and up to Medano Pass, hike to a small alpine lake, then continue to the summit of 13,297 ft (4,053 m) Mount Herard for an aerial perspective on the entire dunefield! This is a physically demanding but incredibly rewarding way to experience many of Great Sand Dunes National Park and Preserve's ecoystems, from desert dunes to alpine tundra. Watch the high-energy 40-second video to get a glimpse of this unique experience!
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Just above the dunefield are montane woodlands of pinon and ponderosa pine, subalpine aspen and conifer forests, alpine lakes and rugged mountains over 13,000 feet (4,000 m) in elevation. The easiest access to forest in the national park is on the Montville Nature Trail and Mosca Pass Trail.
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Sand Creek Lakes are part of the alpine watershed of Great Sand Dunes National Preserve. A longer drive and hike is required to reach these lakes, but the mountain scenery is worth the effort. Check with a ranger for conditions before travel. Snow may block these trails from November into June.
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Sandboarding and sand sledding are the most popular activities on the dunes. Read the information on this page to have a positive, fun, and safe experience.
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Medano Creek is a popular seasonal stream enjoyed by all ages.
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