'Butte, Montana lies on this rocky ridge that separates North America's east- & west-running rivers'
the Continental Divide
C.D.: Butte, Montana lies on this rocky ridge that separates North Americas east- & west-running rivers
Butte, Montana lies on this rocky ridge that separates North America's east- & west-running rivers
Butte, Montana lies on this rocky ridge that separates North America's east- & west-running rivers
"C.D."
the Continental Divide
"C.D."