Hunter Mesa dominates this 2011 survey, overlooking a complex network of agricultural irrigation in Colorado’s western slope. The landscape is defined by the three primary branches of Mamm Creek—West Mamm Creek, Middle Mamm Creek, and East Mamm Creek—which descend from higher elevations to support the valley's rural activity. A sophisticated system of man-made waterways, including the Multa Trina Ditch, Highline Ditch, and Porter Ditch, illustrates the intensive water management required to sustain this terrain.
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1906 · Grand Hogback
USGS Topo · 1:125,000
1910 · Grand Hogback
USGS Topo · 1:125,000
1952 · Rifle
USGS Topo · 1:24,000
1957 · Leadville
USGS Topo · 1:250,000
1959 · Leadville
USGS Topo · 1:250,000
1960 · Leadville
USGS Topo · 1:250,000
1960 · North Mamm Peak
USGS Topo · 1:24,000
1960 · South Mamm Peak
USGS Topo · 1:24,000
1962 · Leadville
USGS Topo · 1:250,000
1962 · New Castle
USGS Topo · 1:24,000