The area of Hummingbird Springs Wilderness is 126.262 square kilometers.
Hummingbird Springs Wilderness was created in 1990.
The area of Warm Springs Wilderness is 454.867 square kilometers.
The area of Fossil Springs Wilderness is 46.741 square kilometers.
The area of Blackjack Springs Wilderness is 23.472 square kilometers.
Clear Springs Wilderness was created in 1990.
Warm Springs Wilderness was created in 1990.
Fossil Springs Wilderness was created in 1984.
Blackjack Springs Wilderness was created in 1978.
The area of Siffleur Wilderness Area is 412.14 square kilometers.
The area of Pepperbox Wilderness Area is 91.297 square kilometers.
Frank Church - River of no Return Wilderness Area.Gospel Hump Wilderness Area.Hells Canyon Wilderness Area.Sawtooth Wilderness Area.Selway-Bitterroot Wilderness Area.
The area of Galiuro Wilderness is 308.844 square kilometers.