Hells Canyon
Idaho-Oregon border · 1975
The deepest river gorge in North America at nearly 8,000 feet, deeper than the Grand Canyon and far narrower. A long fight over three proposed dams ended with C
Open on the map →Idaho-Oregon border · 1975
The deepest river gorge in North America at nearly 8,000 feet, deeper than the Grand Canyon and far narrower. A long fight over three proposed dams ended with C
Open on the map →