Columbia Encyclopedia

(Encyclopedia) Aguirre, Lope de lōˈpā ᵺā agēˈrā [key], c.1510–1561, Spanish rebel and adventurer in colonial South America. He was often involved in violence and sedition before joining (1560) the expedit...

(Encyclopedia) Kivu, lake, 1,042 sq mi (2,699 sq km), 55 mi (89 km) long, on the Congo-Rwanda border, E central Africa; highest lake in Africa (4,788 ft/1,459 m). It is drained by the Ruzizi River, which flows S int...

(Encyclopedia) Orinoco ōrēnōˈkō [key], river of Venezuela, estimated to be from 1,500 to 1,700 mi (2,410–2,735 km) long. Rising near Mt. Delgado Chalbaud in the Guiana Highlands, S Venezuela, the Orinoco flow...

(Encyclopedia) New River Gorge National River: see National Parks and Monuments (table)national parks and monuments (table). ...

(Encyclopedia) Lake Clark National Park and Preserve, S Alaska. Located across Cook Inlet from Anchorage, the park (2,619,733 acres/1,060,621 hectares) and adjacent preserve (1,410,325 acres/570,982 hectares) featur...

(Encyclopedia) Oka, river, c.600 mi (970 km) long, rising in the Sayan Mts., Buryat Republic, S central Siberian Russia. It flows N through Irkutsk oblast to join the Angara River below Bratsk. The lower Oka valley ...

(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 (...

(Encyclopedia) River Forest, residential village (1990 pop. 11,669), Cook co., NE Ill., a suburb of Chicago, on the Des Plaines River; inc. 1880. It is the seat of Dominican Univ. and Concordia Univ. Several homes t...

(Encyclopedia) Smoky Hill River, c.560 mi (900 km) long, rising on the Great Plains, E Colo., and flowing E across Kansas to join the Republican River and form the Kansas River at Junction City. The Saline River is ...

(Encyclopedia) W and Z particles, elementary particles that mediate, or carry, the fundamental force associated with weak interactions. The discovery of the W and Z particles at CERN near Geneva, Switzerland, in the...