Bitterroot National Forest was created in 1898.
The area of Bitterroot National Forest is 6,422.644 square kilometers.
Wayne National Forest was created in 1992.
Selway-Bitterroot Wilderness was created on 1964-01-01.
Prescott National Forest was created in 1908.
Boise National Forest was created in 1908.
Kaibab National Forest was created in 1909.
Bighorn National Forest was created in 1897.
Arapaho National Forest was created in 1908.
Sequoia National Forest was created in 1908.
Kaniksu National Forest was created in 1908.
Ocala National Forest was created in 1908.
Sierra National Forest was created in 1893.