'The Bitterroot Range of this mountain chain extends more than 300 miles along the Idaho-Montana border'
Rockies
U.S. MOUNTAINS: The Bitterroot Range of this mountain chain extends more than 300 miles along the Idaho-Montana border
The Bitterroot Range of this mountain chain extends more than 300 miles along the Idaho-Montana border
The Bitterroot Range of this mountain chain extends more than 300 miles along the Idaho-Montana border
U.S. MOUNTAINS
Rockies
U.S. MOUNTAINS