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Clear Creek County Markers
Colorado (Clear Creek County), Idaho Springs — University of DenverMeyer Womble Observatory
Mt. Evans, Colorado Elevation 14,125 ft. “The World’s Highest Operational Observatory” Building Dedication August 19, 1996 “...for educational purposes in astrophysics and astronomy...” — Map (db m3364)
Colorado (Clear Creek County), Silver Plume — Argentine Central Railway
Argentine Central Shay Locomotive No. 1 in Silver Plume, 1905. The Argentine Central Railway, incorporated in 1905 and built to service the Argentine Mining District in the Waldorf area, reached the summit of Mt. McClellan in 1906. The railroad used Shay (or geared) locomotives to climb from Silver Plume to Mt. McClellan, a distance of almost sixteen miles and a gain of 3,941 feet in elevation. The railway operated until 1918 and was completely scrapped in 1920. Dedicated May 27, 2006. — Map (db m13629)
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