The Lewis and Clark Range defines this high-elevation landscape, where the Lewis & Clark National Forest meets the Flathead National Forest. This terrain is structured by massive ridgelines and drainages, most notably the S Fork Sun River and its numerous tributaries like Straight Cr and Hoadley Cr. The presence of the Benchmark Airport near Wood Creek Hogback indicates a point of wilderness access for aviation in an otherwise roadless backcountry.
31 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.
1902 · Ovando
USGS Topo · 1:125,000
1903 · Saypo
USGS Topo · 1:125,000
1903 · Coopers Lake
USGS Topo · 1:125,000
1905 · Ovando
USGS Topo · 1:125,000
1936 · Silvertip
USGS Topo · 1:96,000
1942 · Silvertip
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
1958 · Pretty Prairie
USGS Topo · 1:24,000