• !5-inch Rodman Cannon

    Civil War Defenses of Washington

    District of Columbia

Plan Your Visit

 
Logo for the Civil War Defenses of Washington sites
Logo for the Civil War Defenses of Washington (trade marked)

Did You Know?

Denis Hart Mahan

The design for the Defenses of Washington was based on a textbook published in 1836 called A TREATISE ON FIELD FORTIFICATIONS, by Dennis Hart Mahan. Mahan was a professor of civil and military engineering at West Point.