"Harper's Ridge" by USFWS Mountain-Prairie , public domain

Charles M. Russell

Fort Peck

Fort Peck Vicinity Map of Charles M. Russell National Wildlife Refuge (NWR) in Montana. Published by the U.S. Fish & Wildlife Service (USFWS).

Fort Peck Vicinity Map of Charles M. Russell National Wildlife Refuge (NWR) in Montana. Published by the U.S. Fish & Wildlife Service (USFWS).

also available

National Parks
USFS NW