Lake Barkley Lodge is the single largest building in the Kentucky state park system and one of the most visually impressive buildings in the Commonwealth. In the mid-1960s, the creation of Lake Barkley, a 134-mile long impoundment of the Cumberland River, sparked a surge of recreational development in Lyon, Trigg, and Caldwell counties. Anticipating strong demand for access to the new lake, the Kentucky General Assembly established a state park near Cadiz in 1964. Named for the prominent politician and Graves County-native Alben W.