Since its inception in 1933, the Tennessee Valley Authority has played a dual role as federal agency and steward of the Tennessee River Valley. While known to most people today as an energy provider, the agency is also charged with managing and protecting the nation's fifth-largest river system, the Tennessee River, and vast tracts of land and resources encompassing Tennessee and portions of Alabama, Georgia, Kentucky, Mississippi, North Carolina, and Virginia. Included in TVA's mandate is the preservation of the archaeological record of the valley's prehistoric peoples-a record that would...