History 21 HISTORY 19 State & Local 17 Histoire 14 General 13 Historic sites 7 Lieux historiques 7 Description and travel 4 Travel 4 Descriptions et voyages 3 Middle Atlantic (DC, DE, MD, NJ, NY, PA) 3 Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI) 3 New England (CT, MA, ME, NH, RI, VT) 3 South (AL, AR, FL, GA, KY, LA, MS, NC, SC, TN, VA, WV) 3 Battlefields 2 Buildings 2 Buildings, structures, etc 2 Champs de bataille 2 Historic buildings 2 History, Local 2 Stream ecology 2 TRAVEL 2 Adventure 1 American literature 1 Amerikaanse burgeroorlog 1 Années trente (Vingtième siècle) 1 Archéologie militaire 1 Armes nucléaires 1 Atomic bomb in literature 1 Befestigung 1