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Gros Ventre
(Encyclopedia)Gros Ventre grō văNˈtrə [key] [Fr.,=big belly], name used by the French for two quite distinct Native North American groups. One was the Atsina, a detached band of the Arapaho, whose language belo...Concord, cities, United States
(Encyclopedia)Concord kŏngˈkərd, kŏnˈkôrdˌ [key]. 1 city (2020 pop. 125,410), Contra Costa c...Oroville Dam
(Encyclopedia)Oroville Dam, 770 ft (235 m) high and 7,600 ft (2,317 m) long, on the Feather River, N Calif., near the city of Oroville. The highest dam in the United States and the largest unit of the Feather River...Fort Henry, in United States history
(Encyclopedia)Fort Henry, Confederate fortification on the Tennessee River, S of the Ky.-Tenn. line; site of the first major Union victory of the Civil War (Feb. 6, 1862). The fort was attacked and reduced by Union...Klondike
(Encyclopedia)Klondike klŏnˈdīk [key], region of Yukon, NW Canada, just E of the Alaska border. It lies around Klondike River, a small stream that enters the Yukon River from the east at Dawson. The discovery in...Des Moines, city, United States
(Encyclopedia)Des Moines dĭ moinˈ [key], city (2020 pop. 214,133), state capital and seat of Polk co., S ...Croton Aqueduct
(Encyclopedia)Croton Aqueduct krōˈtən [key], 38 mi (61 km) long, SE N.Y., carrying water from the Croton River basin to New York City; built 1837–42. It was one of the earliest modern aqueducts in the United S...Arlington, county, United States
(Encyclopedia)Arlington, county (2020 pop. 238,643), N Va., across the Potomac River from Washington, D.C. Arlington is a residential and commercial suburb of Washington. Within its boundaries are Arlin...Pensacola Dam
(Encyclopedia)Pensacola Dam, 145 ft (44 m) high and 6,500 ft (1,980 m) long, on the Grand River (local name of the Neosho), NE Okla., NE of Tulsa; built 1938–41 by the state of Oklahoma. The dam impounds Lake of ...radioactive waste
(Encyclopedia)radioactive waste, material containing the unusable radioactive byproducts of the scientific, military, and industrial applications of nuclear energy. Since its radioactivity presents a serious health...Browse by Subject
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