Last Chance Bench and Canavan Bench dominate this high-plains landscape in Chouteau County, where the topography is defined by dramatic elevation changes between flat tablelands and deep drainage systems. The northeastern corner of the map captures a bend in the Missouri River near Wolf Island, a vital water source in this arid region. The terrain is marked by numerous named coulees, including Antelope Coulee, Tom Dale Coulee, and Fahlgren Coulee, which serve as natural drainage paths toward the river.
21 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
1954 · Great Falls
USGS Topo · 1:250,000
1954 · Iliad
USGS Topo · 1:24,000
1954 · Dark Butte
USGS Topo · 1:24,000
1954 · Lewistown
USGS Topo · 1:250,000