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Sioux Falls

(Encyclopedia)Sioux Falls, city (1990 pop. 100,814), seat of Minnehaha co., SE S.Dak., on the Big Sioux River; settled 1856, inc. as a village 1877, as a city 1883. Settlers abandoned the site in 1862 because of Na...

Sioux

(Encyclopedia)Sioux or Dakota, confederation of Native North American tribes, the dominant group of the Hokan-Siouan linguistic stock, which is divided into several separate branches (see Native American languages)...

Big Sioux

(Encyclopedia)Big Sioux so͞o [key], river, 420 mi (676 km) long, rising in NE S.Dak. and flowing S into the Missouri River. It passes through an agricultural region that produces corn, oats, hogs, and beef cattle....

Little Sioux

(Encyclopedia)Little Sioux so͞o [key], river, 221 mi (356 km) long, rising in SW Minn. and flowing generally SW across NW Iowa to the Missouri River S of Sioux City. Flowing through a rich agricultural area in the...

Oglala Sioux

(Encyclopedia)Oglala Sioux: see Sioux.

Sioux City

(Encyclopedia)Sioux City, city (1990 pop. 80,505), seat of Woodbury co., NW Iowa, at the junction of the Big Sioux and Floyd rivers with the Missouri; inc. 1857. It is a shipping, wholesale trade, and industrial ce...

South Dakota, University of

(Encyclopedia)South Dakota, University of, at Vermillion; state supported; coeducational; chartered 1862, opened 1882 as the Univ. of Dakota. In 1891 it was renamed the Univ. of South Dakota; in 1959 it became the ...

Angel Falls

(Encyclopedia)Angel Falls, waterfall, Sp. Salto Ángel, 3,212 ft (979 m) high, SE Venezuela, in the Guiana Highlands. Springing from Auyán-Tepuí Mesa, it is the highest uninterrupted waterfall in the world. ...

Beaver Falls

(Encyclopedia)Beaver Falls, city (2020 pop. 8,232), Beaver co., W Pa., on falls of the Beaver River near its junction with the Ohio; settled c.1793, inc. 1868. The ci...

Boyoma Falls

(Encyclopedia)Boyoma Falls bōyōˈmə [key], formerly Stanley Falls, seven cataracts on the Lualaba River, extending c.60 mi (100 km) between Kisangani and Ubundu, N central Congo (Kinshasa), central Africa. The f...