Columbia Encyclopedia

(Encyclopedia) Assiniboin əsĭnˈəboinˌ [key], Native North Americans whose culture is that of the N Great Plains; their language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native Amer...

(Encyclopedia) Great Wall of China, series of fortifications, c.3,890 mi (6,260 km) long (not including trenches and natural defensive barriers), winding across N China from Gansu prov. to Liaoning prov. The wall, r...

(Encyclopedia) North Platte, river, c.680 mi (1,090 km) long, rising in the Park Range, N Colo., and flowing in a great bend N through SE Wyo., then east across the plains of W central Nebr. to join the South Platte...

(Encyclopedia) Fort Peck Dam, 21,430 ft (6,531 m) long and 250 ft (76 m) high, on the Missouri River, NE Mont.; one of the world's largest earth-filled dams. The dam was built (1933–40) by the U.S. Army Corps of E...

(Encyclopedia) Strong, William Duncan, 1899–1962, American anthropologist, b. Portland, Oreg., grad. Univ. of California (B.A., 1923; Ph.D., 1926). He served as curator at the Chicago Field Museum (1926–29) and ...

(Encyclopedia) Great Australian Bight, wide bay of the Indian Ocean, indenting the southern coast of Australia in Western Australia and South Australia. An unbroken line of cliffs c.200 ft (60 m) high runs along muc...

(Encyclopedia) Black Hills, rugged mountains, c.6,000 sq mi (15,540 sq km), enclosed by the Belle Fourche and Cheyenne rivers, SW S.Dak. and NE Wyo., and rising c.2,500 ft (760 m) above the surrounding Great Plains;...

(Encyclopedia) jackrabbit, popular name for several hares of W North America, characterized by very long legs and ears. Jackrabbits are powerful jumpers and fast runners. In normal progress leaps are alternated with...

(Encyclopedia) prairies, generally level, originally grass-covered and treeless plains of North America, stretching from W Ohio through Indiana, Illinois, and Iowa to the Great Plains region. The prairie belt also e...

(Encyclopedia) Cyrus the Great sīˈrəs [key], d. 529 b.c., king of Persia, founder of the greatness of the Achaemenids and of the Persian Empire. According to Herodotus, he was the son of an Iranian noble, the eld...