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Chesapeake and Ohio Canal

(Encyclopedia)Chesapeake and Ohio Canal, former waterway, c.185 mi (300 km) long, from Washington, D.C., to Cumberland, Md., running along the north bank of the Potomac River. A successor to the Potomac Company's (...

Ohio and Erie Canal

(Encyclopedia)Ohio and Erie Canal, former waterway of Ohio, 307 mi (494 km) long, between Lake Erie at Cleveland and the Ohio River at Portsmouth; built 1825–32. It utilized part of the courses of the Cuyahoga, M...

Chesapeake and Delaware Canal

(Encyclopedia)Chesapeake and Delaware Canal, sea-level canal, 19 mi (31 km) long, 250 ft (76 m) wide, and 27 ft (8.2 m) deep, connecting the head of Chesapeake Bay with the Delaware River. Built in 1824–29, the c...

Chesapeake & Ohio Railway

(Encyclopedia)Chesapeake & Ohio Railway (C&O), former U.S. transportation company with railroad lines in eight states, Washington, D.C., and Ontario, Canada. Founded as the Louisa RR Company in Virginia in 1836, th...

Ohio

(Encyclopedia)Ohio, midwestern state in the Great Lakes region of the United States. It is bordered by Pennsylvania (NE), West Virginia (SE) and Kentucky (S) across the Ohio River, Indiana (W), and Michigan and Lak...

Ohio

(Encyclopedia)Ohio, river, 981 mi (1,579 km) long, formed by the confluence of the Allegheny and Monongahela rivers in SW Pa., at Pittsburgh; it flows northwest, then generally southwest to enter the Mississippi Ri...

Chesapeake

(Encyclopedia)Chesapeake chs´pk [key], city (1990 pop. 151,976), formed independently by the merging of the city of South Norfolk and Norfolk co., SE Va.; inc. 1963. Within its vast area are residential se...

Chesapeake

(Encyclopedia)Chesapeake, U.S. frigate, famous for her role in the Chesapeake affair (June 22, 1807) and for her battle with the H.M.S. Shannon (June 1, 1813). The Chesapeake left Norfolk, Va., for the Mediterranea...

Cumberland

(Encyclopedia)Cumberland. 1 City (1990 pop. 23,706), seat of Allegany co., NW Md., on the North Branch of the Potomac; settled 1750, inc. 1815. It is an important railroad and shipping center for a coal-mining area...

canal

(Encyclopedia)canal, an artificial waterway constructed for navigation or for the movement of water. The digging of canals for irrigation probaly dates back to the beginnings of agriculture, and traces of canals h...