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Upper Missouri River Breaks National Monument

Mailing Address
Bureau of Land Management
920 NE Main Street
Lewistown, MT 59457
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Special direction map

Special Directions

The Upper Missouri River Breaks encompasses an area of 375,000 acres that parallel the Missouri River landscape from Fort Benton on US Highway 87 through central Montana north of Lewistown and the west end at the CMR National Wildlife Refuge and US Highway 191.