Fort Ward

Fort Ward - Credit: Wikimedia Commons

Fort Ward is a former Union Army installation now located in the city of Alexandria in the U.S. state of Virginia. It was the fifth largest fort built to defend Washington, D.C. in the American Civil War. It is currently well-preserved with 90-95% of its earthen walls intact. Read more on Wikipedia

type: NRHP
date from: 1861

Source: en.wikipedia.org