 A smaller section of the forest is located north of Enterprise, Oregon, along Joseph Canyon.This section is joined to the first by the Hells Canyon National Recreation Area, which protects the stretch of the Snake River known as Hells Canyon, the deepest gorge in North America.The recreation area includes portions of the Nez Perce, Payette, and Wallowa–Whitman national forests, but is managed solely by the Wallowa–Whitman National Forest.