 The Upland South's terrain and forests, as well as history and culture, occur in parts of states usually associated with the Midwest and Deep South.These areas are often associated with national forests, for example Mark Twain National Forest in southern Missouri, Shawnee National Forest in southern Illinois, Hoosier National Forest in southern Indiana, Wayne National Forest in southeast Ohio, William B. Bankhead National Forest in northern Alabama, Chattahoochee-Oconee National Forest in northern Georgia, Sumter National Forest in South Carolina, and Ouachita National Forest in Arkansas and Oklahoma.Textile mills and industry have been an important factor in the Upland South's economy since the time of the Deep South's cotton boom.Today the Upland South contains a diversity of people and economics.