
Missouri River winds through this section of Chouteau County, carving a deep valley flanked by dramatic geological formations. This 1950s survey documents the rural character of the Missouri River Basin during a period of federal development, showing a landscape defined by sharp elevation changes and seasonal watercourses. Notable landmarks such as Steamboat Rock and the Pinnacles rise above the riverbanks, while Dark Butte serves as a prominent navigational marker in the southern portion of the quadrangle.
12 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.
1890 · Fort Benton
USGS Topo · 1:250,000
1892 · Fort Benton
USGS Topo · 1:250,000
1897 · Fort Benton
USGS Topo · 1:250,000
1953 · Starve Out Flat
USGS Topo · 1:24,000
1953 · Eagle Buttes
USGS Topo · 1:24,000
1953 · Last Chance Bench
USGS Topo · 1:24,000
1953 · Pilot Rock
USGS Topo · 1:24,000
1954 · Great Falls
USGS Topo · 1:250,000
1954 · Iliad
USGS Topo · 1:24,000
1954 · Lewistown
USGS Topo · 1:250,000