The Potomac River is in the Mid-Atlantic region of the United States and flows from the Potomac Highlands in West Virginia to the Chesapeake Bay in Maryland. It is 405 miles long, with a drainage area
In Washington, D.C., the Potomac is crossed by the Arlington Memorial Bridge.
The North Branch between Cumberland, Maryland, and Ridgeley, West Virginia, in 2007
Confluence of the Potomac and Shenandoah at Harpers Ferry
The South Branch Potomac River has its headwaters in northwestern Highland County, Virginia, near Hightown along the eastern edge of the Allegheny Front. After a river distance of 139 miles, the mouth
The South Branch near South Branch Depot, West Virginia
Oblique air photo of the confluence of the North and South Branches near Green Spring, West Virginia. Facing southwest. River Mountain is on the right, and Town Hill is on the left.
Canoers at Hanging Rocks on the South Branch in the 1890s
The North Fork South Branch below Seneca Rocks in Pendleton County, West Virginia