Throughout Colorado's mountains are now-forgotten towns that once served as booming centers of business and trade.
Ashcroft, in the Castle Creek Valley, started as a mining town in the 1880s, then became a stage stop, a training location for World War II soldiers and even the set for a TV show.
In central Colorado, about four miles outside Lake City, you'll find the remnants of Henson and the Ute-Ulay Mill
At one point, some 2,000 people lived and worked in Tomboy, near Telluride. The town shut down in the late 1920s.
While St. Elmo is called a ghost town, a few people still live there and there's even a bed & breakfast.
Legend has it that Independence, near Aspen, earned its name because gold was discovered there on July 4, 1879.
Former mining town Dunton, nestled in a valley between what is now Telluride and Dolores, has since been turned into a hot springs resort.
Men who lived in Douglass City in hte early 1880s were building the Hagerman Tunnel, trestles and the Colorado Midland Railway tracks.
In the mountains east of Silverton, on a popular 4-wheel drive trail, sits Animas Forks, a former mining town.