About 1.25 million years ago, a spectacular volcanic eruption created the 13-mile wide circular depression now known as the Valles Caldera. The preserve is known for its huge mountain meadows, abundant wildlife, and meandering streams. The area also preserves the homeland of ancestral native peoples and embraces a rich ranching history. Read More
The Nation's Newest National Preserve
Explore the Backcountry
Want to see more of the preserve? Learn how you can enter the backcountry via vehicle, foot, bike, or horse.