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Gatún Lake

(Encyclopedia)Gatún Lake gäto͞onˈ [key], artificial lake, 163 sq mi (422 sq km), Colón Prov., Panama, formed by the impounding of the Chagres River. Gatún Dam (completed 1912), 11⁄2 mi (2.4 km) long and 115...

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...

Shushtar

(Encyclopedia)Shushtar sho͞oshtärˈ [key], town (1991 pop. 70,294), Khuzestan prov., SW Iran, on the Karun River. It has irrigated agriculture and has long been known for its brocaded textiles, metalwork, and eng...

Sukkur

(Encyclopedia)Sukkur so͝okˈko͝or [key], city (1998 pop. 329,176), SE Pakistan, on the Indus River. It is an important commercial and industrial city and a center for trade with Afghanistan. Its industries produc...

Sunbury

(Encyclopedia)Sunbury, city (1990 pop. 11,591), seat of Northumberland co., E central Pa., on the Susquehanna River at the confluence of its north and west branches; laid out 1772, inc. 1921. It is in an agricultur...

Zayandeh Rud

(Encyclopedia)Zayandeh Rud zīndĕˈ [key], river, c.250 mi (400 km) long, rising in the Zagros Mts., W central Iran, and flowing southeast through an agricultural district to a swamp W of Yazd; used for irrigation...

Black River

(Encyclopedia)Black River. 1 River rising in SE Mo. and flowing c.300 mi (480 km) SE, then SW to the White River near Newport, Ark. It is partly navigable. Clearwater Dam is on the river near Piedmont, Mo. 2 River ...

Mead, Lake

(Encyclopedia)Mead, Lake, 247 sq mi (640 sq km), on the Nev.-Ariz. border, formed by Hoover Dam across the Colorado River. The lake is 115 mi (185 km) long, from 1 to 8 mi (1.6–12.9 km) wide, and 589 ft (180 m) a...

Manicouagan Reservoir

(Encyclopedia)Manicouagan Reservoir mănĭkwägˈən [key], annular artifical lake, 750 sq mi (1,942 sq km), SE Que., Canada, in a heavily forested area of the Canadian Shield. It has a maximum depth of 1,150 ft (3...

Five Dynasties and Ten Kingdoms

(Encyclopedia)Five Dynasties and Ten Kingdoms, period of Chinese history between the fall of the T'ang dynasty (a.d. 907) and the establishment of the Sung dynasty (a.d. 960). It is named for the five successive sh...