Welcome to the tallest sand dunes in North America, just an hour from Alamosa, Colorado

Great Sand Dunes National Park and Preserve

The dunes span 30 square miles

Great Sand Dunes National Park and Preserve

The tallest sand dune is 750 feet tall

Great Sand Dunes National Park and Preserve

Great Sand Dunes National Park and Preserve

Time your dunes exploration for sunset for cooler temps and gorgeous views

Great Sand Dunes National Park and Preserve

In winter, the dunes transform into a snowy sandscape