About 1.2 million years ago, a spectacular volcanic eruption created a 14-mile-wide circular depression in the earth now known as 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
Share a little time and make a big difference by volunteering at Valles Caldera!
Check for alerts, closures, and conditions to prepare for your visit.
Virtual ranger talks, science spotlights, Valles Caldera scenery, and more!
Join a ranger program to learn more about this spectacular place.
Valles Caldera is home to elk, Gunnison prairie dogs, coyotes, badgers, black bears, mountain bluebirds, kestrels, and more.
Information for anglers who wish to fish at Valles Caldera.
Last updated: April 26, 2024
