Eastern Panhandle | Allegheny Plateau | Ridge-and-valley Appalachians The Potomac River at Great Falls, MD from Olmstead Island, water relatively low The Potomac River flows into Chesapeake Bay, located along the mid-Atlantic coast of the United States (USA). ... Scrivener Dam, in Canberra, Australia, was engineered to withstand a once-in-5000-years flood event A dam is a barrier across flowing water that obstructs, directs or retards the flow, often creating a reservoir, lake or impoundment. ... Pont du Gard, France, a Roman era aqueduct circa 19 BC, it is one of Frances top tourist attractions at over 1. ... Jennings Randolph Lake is a constructed lake located on the North Branch Potomac River in Garrett County, Maryland and Mineral County, West Virginia approximately eight miles upstream of Bloomington, Maryland, and approximately five miles north of Elk Garden, West Virginia. ... Western Maryland is the portion of U.S. state of Maryland that consists of Frederick, Washington, Allegany, and Garrett counties. ... The official U.S. Census Bureau-designated Washington-Baltimore-Northern Virginia, DC-MD-VA-WV Combined Statistical Area. ... Chesapeake Bay - Landsat photo The Chesapeake Bay is the largest estuary in the United States. ... Eastern panhandle The Eastern Panhandle of West Virginia is a narrow stretch of territory in the northeast of the state, bordering Maryland and Virginia. ... The Allegheny Plateau is a large, dissected plateau area in southern New York, western Pennsylvania, West Virginia, and eastern Ohio. ... The Ridge-and-valley Appalachians are a belt within the Appalachian Mountains extending from northern New Jersey westward into Pennsylvania and southward into Maryland, West Virginia, and Virginia. ...

A tributary (or affluent or confluent) is a contributory stream, a river that does not reach the sea, but joins another major river (a parent river), to which it contributes its waters, swelling its discharge. ... The Potomac River at Great Falls, MD from Olmstead Island, water relatively low The Potomac River flows into Chesapeake Bay, located along the mid-Atlantic coast of the United States (USA). ... Stony River is a tributary of the North Branch Potomac River in Grant County in West Virginias Eastern Panhandle. ... The Savage River is located in Garrett County, Maryland and is the first large tributary of the North Branch of the Potomac River. ... Georges Creek has its headwaters near Frostburg, Maryland and empties into the Potomac River at Westernport, Maryland all in western Allegany County, Maryland. ... New Creek lies in Mineral County, West Virginia and Grant County, West Virginia, it is the 3rd major tributary to the Potomac Rivers north branch. ... Wills Creek is a tributary of the Potomac River at Cumberland, Maryland Categories: Southern US geography stubs | Maryland rivers | Chesapeake Bay Watershed | Potomac River Watershed ... Pattersons Creek enters the Potomac River east of Cumberland, Maryland with the headwaters being in Grant County, West Virginia. ... The Potomac River at Great Falls, MD from Olmstead Island, water relatively low The Potomac River flows into Chesapeake Bay, located along the mid-Atlantic coast of the United States (USA). ... Mill Run is a tributary of the South Branch Potomac River, belonging to the Potomac River and Chesapeake Bay watersheds. ... The Little Cacapon viewed north from Okonoko-Little Cacapon Road (CR 2/7) Bridge. ... The Cacapon River, located in the Appalachian Mountains of West Virginias Eastern Panhandle region, is a beautiful and scenic river known for its outstanding fishing, boating, wildlife, and scenery. ... Dillons Run is a tributary of the Cacapon River, belonging to the Potomac River and Chesapeake Bay watersheds. ... Edwards Run is a tributary of the Cacapon River, belonging to the Potomac River and Chesapeake Bay watersheds. ... The Lost River is located in the Appalachian Mountains of Hardy County in West Virginias Eastern Panhandle region. ... North River is a tributary of the Cacapon River, belonging to the Potomac River and Chesapeake Bay watersheds. ... Sleepy Creek is a tributary of the Potomac River, belonging to the Chesapeake Bays watershed. ... Opequon Creek is a tributary of the Potomac River. ... Burnside Bridge traversing Antietam Creek near Sharpsburg, Maryland, site of heavy combat during the Battle of Antietam (Sharpsburg) on September 17, 1862 Antietam Creek is a tributary of the Potomac River located in south central Pennsylvania and western Maryland in the United States. ... This article is about the river in Virginia in the United States. ... The North Fork Shenandoah River is one of two forks, along with the South Fork, that unite to form the Shenandoah River in northwestern Virginia in the United States. ... The South Fork Shenandoah River is one of two forks that unite to form the Shenandoah River in northwestern Virginia in the United States. ... The Monocacy River is a free-flowing tributary of the Potomac River, which empties into the Atlantic Ocean via the Chesapeake Bay. ... Seneca Creek, looking upstream from Berryville Road The Aqueduct at Rileys Lock Seneca Creek is located in Montgomery County, Maryland roughly sixteen miles to the northwest of Washington, D.C. The creek begins in multiple areas of Gaithersburg, Germantown, and Boyds, the two main tributaries converging roughly at Darnestown. ... Rock Creek is also the name of several cities in the United States: Rock Creek, Alabama, Rock Creek, Minnesota, Rock Creek, Ohio, and Rock Creek, Wisconsin. ... The Anacostia River is a river that flows about 8. ... Sligo Creek is a free-flowing tributary of the Northwest Branch of the Anacostia River, which feeds into the Potomac River and eventually emptys into the Atlantic Ocean via Chesapeake Bay. ... Four Mile Run is a stream that proceeds from Fairfax County, VA to Arlington County, VA. Most of the stretch is parkland and is paralleled by the Washington and Old Dominion bike trail. ... The Occoquan River flows into the Potomac River at Belmont Bay, and is located in Northern Virginia, along the mid-Atlantic coast of the United States (USA). ... Neabsco Creek is a tributary of the lower tidal segment of the Potomac River located in eastern Prince William County, Virginia. ... Quantico Creek is a tidal tributary of the Potomac River located in eastern Prince William County, Virginia. ... Aquia Creek is a tributary of the tidal segment of the Potomac River located in Northern Virginia. ... Port Tobacco Historic District One of the oldest communities on the East Coast, Port Tobacco first existed as the Indian settlement of Potopaco and was colonized by the English as early as 1634. ... The Wicomico River is a tributary of the lower tidal portion of the Potomac River located in the state of Maryland south of Washington, DC. The river empties into the Potomac at Cobb and St. ... The St. ... The Yeocomico River is a small tributary of the southern tidal portion of the Potomac River in Virginias Northern Neck. ...