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
Application period opens April 1, 2024.
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Virtual ranger talks, science spotlights, Valles Caldera scenery, and more!
Join a ranger program to learn more about this spectacular place.
Geology, wildlife, night skies, waterways...learn all about nature at Valles Caldera.
Valles Caldera has a rich human history that spans more than 11,000 years.
Last updated: April 16, 2024
