
The Continental Divide National Scenic Trl snakes through high-elevation terrain along the borders of Powell, Lewis and Clark, and Jefferson counties. This landscape is defined by the high peaks of the Boulder Mountains, including the eponymous Three Brothers and Luttrell Peak. The map illustrates the complex drainage systems that flow away from the divide, featuring names like Sally Ann Creek, Tenmile Creek, and the curiously named Sure Thing Swamps.
49 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.
1889 · Helena
USGS Topo · 1:250,000
1893 · Helena
USGS Topo · 1:250,000
1899 · Boulder
USGS Topo · 1:125,000
1899 · Helena
USGS Topo · 1:250,000
1903 · Helena
USGS Topo · 1:250,000
1947 · Butte
USGS Topo · 1:250,000
1950 · Jefferson City
USGS Topo · 1:62,500
1950 · Helena
USGS Topo · 1:62,500
1954 · Basin
USGS Topo · 1:62,500
1958 · Butte
USGS Topo · 1:250,000