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Valley Forge
(Encyclopedia)Valley Forge, on the Schuylkill River, SE Pa., NW of Philadelphia. There, during the American Revolution, the main camp of the Continental Army was established (Dec., 1777–June, 1778) under the comm...Mourne Mountains
(Encyclopedia)Mourne Mountains môrn [key], in Down, Newry, and Mourne dists., SE Northern Ireland. Slieve Donard (2,796 ft/852 m) is the highest peak in Northern Ireland. The district is barren and sparsely popula...Medford
(Encyclopedia)Medford. 1 City (1990 pop. 57,407), Middlesex co., E Mass., a residential and industrial suburb of Boston, on the Mystic River; settled 1630, inc. as a city 1892. Wax, paper, clothing, and furniture a...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 (...San Juan Islands
(Encyclopedia)San Juan Islands săn wän [key], archipelago of 172 islands constituting San Juan co., NW Wash., E of Vancouver Island. The islands were visited and named c.1790 by Spanish explorers. The islands wer...Smithsonian Institution
(Encyclopedia)Smithsonian Institution, research and education center, mainly at Washington, D.C.; founded 1846 under the terms of the will of James Smithson of London, who in 1829 bequeathed his fortune to the Unit...National Forest System
(Encyclopedia)National Forest System, federally owned reserves, c.191 million acres (77.4 million hectares), administered by the Forest Service of the U.S. Dept. of Agriculture. The system is made up of 155 nationa...Smoky Mountains
(Encyclopedia)Smoky Mountains: see Great Smoky Mountains. ...Athabasca
(Encyclopedia)Athabasca ăthəbăsˈkə [key], river, 765 mi (1,231 km) long, rising in the Columbia snowfield of the Canadian Rockies near the Alta.–British Columbia line and flowing N through Jasper National Pa...Kangaroo Island
(Encyclopedia)Kangaroo Island, island, c.1,700 sq mi (4,400 sq km), S Australia, in South Australia at the entrance to Gulf St. Vincent. It is 93 mi (150 km) long and 35 mi (57 km) wide. The chief products are barl...Browse by Subject
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