United States Army | British Army | Union Army | Army | Red Army | United States Army Corps of Engineers | Confederate States Army | United States Army Air Forces | Australian Army | Indian Army | French Army | plant | British Indian Army | Provisional Irish Republican Army | Imperial Japanese Army | army | United States Army Reserve | Continental Army | Robert Plant | People's Liberation Army | Army of the Potomac | Irish Republican Army | German Army | Canadian Army | Yugoslav People's Army | United States Army Air Corps | People's Liberation Army Navy | Pakistan Army | Territorial Army (United Kingdom) | Soviet Army |
The first national tallgrass prairie ever designated in the U.S. and the largest conservation site in the Chicago Wilderness region, it is located on the site of the former Joliet Army Ammunition Plant between the towns Elwood, Manhattan and Wilmington in northeastern Illinois.