Located in the Klamath National Forest in California.

The 242,500 acre Marble Mountain Wilderness is a forested area with many meadows making for easily traveled. The area contains 89 lakes stocked with trout. Large streams have steelhead trout and salmon. Bear, deer and other wildlife are plentiful. The area is heavily use at Sky High, Campbell, Cliff Summit, Paradise an Ukonom lakes. Stock feed must be carried in before July 1.