Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Marble Mountain Wilderness is a 241,744-acre wilderness area located 60 miles northeast of Eureka, California, USA. It is managed by the US Forest Service and is within the Klamath National Forest. The land was first set aside on April 1931 as the Marble Mountain Primitive Area it was one of four areas to gain primitive status under the Forest Service''s L-20 regulations that year. In 1964, it became a federally designated wilderness area when the US Congress passed the Wilderness Act