The area of Hazy Islands Wilderness is 129,499.4055168 square meters.
Hazy Islands Wilderness was created in 1970.
The area of Allegheny Islands Wilderness is 1,489,243.1634432 square meters.
The area of Washington Islands Wilderness is 1,829,179.1029248 square meters.
The area of Bering Sea Wilderness is 329.171 square kilometers.
Aleutian Islands Wilderness was created in 1980.
Allegheny Islands Wilderness was created in 1984.
Washington Islands Wilderness was created in 1970.
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.
The area of Sylvania Wilderness is 74.167 square kilometers.