Hells Canyon, Payette National Forest

Hells Canyon is a ten-mile-wide canyon in the western United States, located along the border of eastern Oregon, a small section of eastern Washington and western Idaho. It is part of the Hells Canyon National Recreation Area which is also located in part of the Wallowa-Whitman National Forest. It is North America's deepest river gorge at 7,993 feet. Notably, Hells Canyon runs deeper than the better-known Grand Canyon in Arizona. ()