Green Ridge separates two major water systems in this high-altitude landscape where the Laramie River and the Cache la Poudre River define the local geography. The engineering of the Laramie Poudre Tunnel illustrates a significant historical effort to move water beneath the divide, a critical component of Colorado's mountain water management. Around the small settlement of Spencer Heights, activity centers on a Trading Post and the Sportsman Lodge, catering to travelers along the river corridor.
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This is the sole edition of this map. No revisions or reprints were ever made.
1916 · Home
USGS Topo · 1:125,000
1920 · Home
USGS Topo · 1:125,000
1954 · Greeley
USGS Topo · 1:250,000
1957 · Greeley
USGS Topo · 1:250,000
1958 · Greeley
USGS Topo · 1:250,000
1961 · Greeley
USGS Topo · 1:250,000
1962 · Clark Peak
USGS Topo · 1:24,000
1962 · Boston Peak
USGS Topo · 1:24,000
1962 · Comanche Peak
USGS Topo · 1:24,000
1962 · Kinikinik
USGS Topo · 1:24,000