View of a rock formation identified as Hanging Rock in Clear Creek Canyon, Jefferson County, Colorado. Union Pacific, Denver, and Gulf Railway Company narrow gauge tracks are nearby.
Union Pacific, Denver, and Gulf Railway Company--1890-1900.; Clear Creek Canyon (Colo.)--1890-1900.; Jefferson County (Colo.)--1890-1900.; Railroad tracks--Colorado--Jefferson County--1890-1900.; Rock formations--Colorado--Jefferson...
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