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Niagara Falls, waterfall, United States and Canada

(Encyclopedia)Niagara Falls, in the Niagara River, W N.Y. and S Ont., Canada; one of the most famous spectacles in North America. The falls are on the international line between the cities of Niagara Falls, N.Y., a...

Erie Canal

(Encyclopedia)Erie Canal, artificial waterway, c.360 mi (580 km) long; connecting New York City with the Great Lakes via the Hudson River. Locks were built to overcome the 571-ft (174-m) difference between the leve...

Arkansas, river, United States

(Encyclopedia)Arkansas ärkănˈzəs, ärˈkənsôˌ [key], river, c.1,450 mi (2,330 km) long, rising in the Rocky Mts., central Colo., and flowing generally SE across the plains to the Mississippi River, SE Ark.; ...

Sacajawea

(Encyclopedia)Sacajawea –kəwēˈə [key], c.1788–1812?, Native North American woman who accompanied the Lewis and Clark expedition, the only woman in the party. She is generally called the Bird Woman in Englis...

Service Employees International Union

(Encyclopedia)Service Employees International Union (SEIU), labor union representing U.S. and Canadian workers in health care (doctors, nurses, health technicians), public services (government workers, school emplo...

Oklahoma City

(Encyclopedia)Oklahoma City (1990 pop. 444,719), state capital, and seat of Oklahoma co., central Okla., on the North Canadian River; inc. 1890. The state's largest city, it is an important livestock market, a whol...

animal-rights movement

(Encyclopedia)animal-rights movement, diverse individuals and groups concerned with protecting animals from perceived abuse or misuse. Supporters are specifically concerned with the use of animals for medical and c...

standard time

(Encyclopedia)standard time, civil time used within a given time zone. The earth is divided into 24 time zones, each of which is about 15° of longitude wide and corresponds to one hour of time. Within a zone all c...

Mulroney, Brian

(Encyclopedia)Mulroney, Brian (Martin Brian Mulroney) mŭlrōˈnē, –ro͞oˈnē [key], 1939–, Canadian prime minister (1984–93). Raised in Quebec in a working class family, Mulroney was a successful bilingual...

Safdie, Moshe

(Encyclopedia)Safdie, Moshe mōshāˈ säfˈdē [key], 1938–, Israeli-Canadian architect, b. Haifa. He grew up in Israel, moved to Canada with his family at 15, studied architecture at McGill Univ. and with Louis...