Arsenal Wikimapia 1816 establishments in Illinois Territory United States Army posts Illinois in the American Civil War American Civil War prison camps Defunct prisons in Illinois Islands of Illinois Tourist attractions in Rock Island, Illinois United States Army arsenals National Historic Landmarks in Illinois Military installations in Illinois Economy of the Quad Cities Tourist attractions in the Quad Cities Quad Cities Military and war museums in Illinois Museums in Rock Island County, Illinois National Register of Historic Places in Rock Island County, Illinois Military facilities on the National Register of Historic Places in Illinois Archaeological sites on the National Register of Historic Places in Illinois Armories on the National Register of Historic Places in Illinois Industrial buildings and structures on the National Register of Historic Places in Illinois United States Army arsenals during World War II Historic American Engineering Record in Illinois Landforms of Rock Island County, Illinois American Civil War on the National Register of Historic Places Historic districts on the National Register of Historic Places in Illinois