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Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by forest of Douglass spruce, and approximately 11.000 feel above sea-level, No. 37 from the series "Geographical Explorations and Surveys West of the 100th Meridian" by Timothy O'Sullivan
Original public domain image from Art Institute of Chicago
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