
The Continental Divide winds through this high-altitude landscape where the Lolo, Lewis and Clark, and Helena National Forests converge. Mapping efforts by the U.S. Forest Service in the late 1960s detail a network of pack trails and water systems critical to the region's wilderness management. Key drainage systems like the Main Line North Fork Blackfoot River and Landers Fork are fed by numerous high-country basins including Heart Lake and Webb Lake.
36 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1903 · Coopers Lake
USGS Topo · 1:125,000
1955 · Choteau
USGS Topo · 1:250,000
1957 · Choteau
USGS Topo · 1:250,000
1958 · Choteau
USGS Topo · 1:250,000
1962 · Choteau
USGS Topo · 1:250,000
1968 · Olson Peak
USGS Topo · 1:24,000
1968 · Stonewall Mountain
USGS Topo · 1:24,000
1968 · Caribou Peak
USGS Topo · 1:24,000
1968 · Arrastra Mountain
USGS Topo · 1:24,000
1968 · Silver King Mountain
USGS Topo · 1:24,000