Fort Mahan
Washington, United States
<center><b>Fort Mahan<br></b> Civil War Defenses of Washington<br> 1861-1865<br><br> <small>Earthworks of Fort Mahan are visible; follow path at the top of the hill.</small></center><br> [<i>Illustration</i>:]<br> Fort Mahan from U.S. Army Corps of Engineers drawing.<br><br> - Fort Mahan was named after West Point professor Dennis Hart Mahan whose book on fortifications guided construction of the forts around Washington, D.C.<br><br> [<i>Map of the District of Columbia showing ...</i>:]<br> Other Civil War fort locations administered by the National Park Service.<br> <br> [<i>Generic series photograph of Fort Circle artillerymen and cannon on a hilltop overlooking rural D.C.</i>:]<br> During the Civil War, Washington’s forts overlooked farm land.