Sylvania Wilderness was created in 1987.
Sylvania Mountains Wilderness was created in 1994.
The area of Sylvania Wilderness is 74.167 square kilometers.
The area of Sylvania Mountains Wilderness is 75.603 square kilometers.
Sylvania Northview High School was created in 1960.
Haleakala Wilderness was created in 1976.
A Way Out of the Wilderness was created in 1968.
Noatak Wilderness was created in 1980.
Wilderness Scotland was created in 2000.
Shellback Wilderness was created in 2006.
Wilderness School was created in 1884.
Brasstown Wilderness was created in 1986.
Through the Wilderness was created in 2007.