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The Potomac River in Washington, D.C., with Arlington Memorial Bridge in the foreground and Rosslyn, Arlington, Virginia in the background. The Potomac River runs 405 mi (652 km) from Fairfax Stone Historical Monument State Park in West Virginia on the Allegheny Plateau to Point Lookout, Maryland, and drains 14,679 sq mi (38,020 km 2). The ...
Built in 1836–1837, the B&O's first crossing over the Potomac was an 830-foot (250 m) covered wood truss. [2] It was the only rail crossing of the Potomac River until after the American Civil War. The single-track bridge, composed of six river spans plus a span over the Chesapeake and Ohio Canal, was designed by Benjamin Henry Latrobe, II.
An estimated 300 to 350 homes along the Potomac River in Washington County were “wholly or partially flooded.” Edison power plant in Williamsport, Maryland, after the March 18, 1936 flood ...
A series of projects in the 18th and 19th centuries attempted to make the Potomac River navigable and connect the Ohio River valley and the East Coast.The first project was started by the Potomac Company, but it was the Chesapeake and Ohio Canal Company (C&O) that finished the project in the 1830s and 1840s.
"This monument, at the headspring of the Potomac River, Marks one of the historic spots of America. Its name is derived from Thomas Lord Fairfax who owned all the land lying between the Potomac and Rappahannock Rivers. The first Fairfax Stone, marked "FX", was set in 1746 by Thomas Lewis, a surveyor employed by Lord Fairfax.
The Washington Aqueduct Dam, upstream of the Potomac River's Great Falls. The centerpiece of the Aqueduct is a 12-mile (19 km) pipeline that connects the system's dam at Great Falls with the Dalecarlia Reservoir on the border with Montgomery County, Maryland. Portions of the Aqueduct went online on January 3, 1859, and the full pipeline began ...
Packhorse Ford, also known historically as Pack Horse Ford, Blackford's Ford and Boteler's Ford, is a historic crossing point of the Potomac River. It is located about 1 mile (1.6 km) east of downtown Shepherdstown, West Virginia, and south of Sharpsburg, Maryland, USA. The crossing was a Native American crossing site and eventually became a ...
The Potomac Company built five skirting canals around the major falls of the Potomac opening the river to commercial bulk goods traffic from the Chesapeake Bay mouth to Cumberland, Maryland in the Cumberland Narrows notch leading west across the Alleghenies, where it intersected Nemacolin's Trail near Braddock's Road, later made the first National Road, today's U.S. Route 40.