Land Between The Lakes National Recreation Area is located in Western Tennesse & Kentucky and consists of 170,000 acres between Kentucky Lake and Lake Barclay. There are herds of bison and elk; a working 1850's farm, "The Homeplace"; interactive Nature Center; Planetarium; camping, hiking, boating; hunting & fishing; horseback riding, hiking, and much, much more.
See: http://www.lbl.org/Home.html