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Alamosa County

Alamosa County, named for the Spanish word for “cottonwood grove,” is located in the high San Luis Valley of south central Colorado. At 7,544 feet, the valley is bordered by the Sangre de Cristo Mountains on the east and the San Juan Mountains to the…

Great Sand Dunes National Park and Preserve

The Great Sand Dunes sprawl along the eastern fringes of the vast San Luis Valley of south central Colorado, covering an area of nearly thirty square miles. They are the tallest aeolian (wind-produced) dunes in North America, heaping mounds of sand that…