Modern Federal · Monuments

Wall ruins in the Canyon of the Ancients National Monument, one of the nation's newest national parks or monuments, in southwestern Colorado's Montezuma County

Colorado · 1850–1939

Wall ruins in the Canyon of the Ancients National Monument, one of the nation's newest national parks or monuments, in southwestern Colorado's Montezuma County, Colorado, 1850–1939
Wall ruins in the Canyon of the Ancients National Monument, one of the nation's newest national parks or monuments, in southwestern Colorado's Montezuma County, Colorado, 1850–1939. Monuments — Modern Federal Architecture, from the Library of Congress record.

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