Fort Lookout is located in Arkansas

Fort Lookout, also known as Redoubt A, is a defensive earthworks erected during the American Civil War on the outskirts of Camden, Arkansas. It was the northernmost of a series of five redoubts built in defense of the city by Confederate Army forces in early 1864, preparatory to the Union Army's Camden Expedition (March–May 1864). The site has been designated a National Historic Landmark as part of the Camden Expedition Sites, a collection of military sites related to the expedition.

• http://en.wikipedia.org/wiki/Fort Lookout