La Garita Caldera
Caldera in Colorado
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La Garita Caldera is a large caldera and extinct supervolcano in the San Juan volcanic field in the San Juan Mountains around the town of Creede in southwestern Colorado, United States. It is west of La Garita, Colorado. Wikipedia
Coordinates: 37°45′23″N 106°56′03″W / 37.75639°N 106.93417°W
Last eruption: 26.3 Ma (Fish Canyon Tuff 27.8 Ma)
Location: Mineral County, Colorado, US, around Creede
Parent range: San Juan Mountains