Colorado Preservation, Inc. is a 501(c)3 nonprofit charitable organization, Federal Tax number 74-2403583
The Leadville Mining District is an architectural testament to the silver boom in Colorado. It is arguably one of the most important cultural landscapes that remains from Colorado’s frontier mining days. The Leadville Mining District includes four stages of...
Lewis Mill is one of the most significant surviving high-country mining structures in Colorado. Located at approximately 12,450 feet above sea level in Bridal Veil Basin above Telluride, within a National Historic Landmark District, the mill was built in 1910 as a...
The early town of Calcium was booming in 1888 with a post office, a boarding house, a store, two saloons, and many log houses. In the same year, the Calcium Limestone Company formed and built several limestone kilns. Shortly thereafter, the town of Thomasville grew...
Located west of Boulder and known as an important archaeological site, the historic area includes the ruins of the Horsfal Mine and one of Colorado’s earliest Masonic halls. Within months of listing, Boulder County purchased the site and has maintained the...
Believed eligible for the National Register of Historic Places, the complex lies one mile north of the historic mining town of Creede. Activity in the area began with the early silver bonanzas of the 1890s and continued into base metal production during World War II....
On a forest service road that climbs high above Telluride is a collection of crumbling buildings that were once the great mining town of Alta Lakes. Constructed around the turn of the 20th century and active until the 1930s, the Gold King Mine at Alta Lakes,...