7009Pompeys Pillar National Monument112352Yellowstone River121734DAR Historic Marker121736DAR Historical Marker112373Travelers' Rest State Park191Camp Disappointment1689Gates of the Mountains Wilderness Area13082Beaverhead Rock State Park13149Beaverhead County Museum114532Lemhi Pass19999Canyon Ferry Reservoir19519Fort Union Trading Post National Historic Site115147Fort Peck Interpretive Center & Museum117942Milk River Observation Point1716Charles M. Russell National Wildlife Refuge12181Fort Peck Lake Reservoir and Recreation Area15963River's Edge Trail112676Upper Missouri River Breaks National Monument111170Lewis and Clark Interpretive Center111695Fort Benton: National Historic Landmark122419Lewis & Clark Foundation13096Missouri Headwaters State Park1