Rock Creek (Potomac River tributary)
Rock Creek is a tributary of the Potomac River, in the United States, that empties into the Atlantic Ocean via the Chesapeake Bay. The 32.6-mile (52.5 km) creek drains about 76.5 square miles (198 km2). Its final quarter-mile is affected by tides.
Rock Creek in Washington, D.C., in 2015
The culvert at the source of Rock Creek
Lake Needwood
The Boundary Footbridge crosses Rock Creek at the Maryland–D.C. border
The Potomac River is a major river in the Mid-Atlantic region of the United States that flows from the Potomac Highlands in West Virginia to the Chesapeake Bay in Maryland. It is 405 miles (652 km) long, with a drainage area of 14,700 square miles (38,000 km2), and is the fourth-largest river along the East Coast of the United States and the 21st-largest in the United States. More than 5 million people live within its watershed.
Potomac River
The Potomac River in Washington, D.C., with Arlington Memorial Bridge in the foreground and Rosslyn, Arlington, Virginia in the background
The North Branch between Cumberland, Maryland, and Ridgeley, West Virginia, in 2007
Canoers at Hanging Rocks on the South Branch in the 1890s