Columbia Encyclopedia

Search results

500 results found

Iowa, river, United States

(Encyclopedia)Iowa, river, 329 mi (529 km) long, rising in the lakes of N Iowa and flowing SE to the Mississippi River, SE Iowa; Cedar River (300 mi/483 km long) is its chief tributary. A power dam crosses the gorg...

Ipswich, town, United States

(Encyclopedia)Ipswich, town (2020 pop. 13,785), Essex co., NE Mass., on the Ipswich River and Ipswich Bay; inc. 1634. Ipswich clams are found there. Tourism and the p...

Irvine, city, United States

(Encyclopedia)Irvine ûrˈvīn [key], city (2020 pop. 307,670), Orange co., SW Calif.; inc. 1971. Its indus...

Illinois, river, United States

(Encyclopedia)Illinois, river, 273 mi (439 km) long, formed by the confluence of the Des Plaines and Kankakee rivers, NE Ill., and flowing SW to the Mississippi at Grafton, Ill. It is an important commercial and re...

Indiana, city, United States

(Encyclopedia)Indiana, industrial borough (2020 pop. 13,067), seat of Indiana co., W Pa.; inc. 1816. It is the principal supply and trading center for a bituminous-co...

Hudson, river, United States

(Encyclopedia)Hudson, river, c.315 mi (510 km) long, rising in Lake Tear of the Clouds, on Mt. Marcy in the Adirondack Mts., NE N.Y., and flowing generally S to Upper New York Bay at New York City; the Mohawk River...

Antioch, city, United States

(Encyclopedia)Antioch, city (2020 pop. 115,291), Contra Costa co., W Calif., on the San Joaquin River near the mouth of the Sacramento; inc. 1872. It is a processing and shipping center for the agricult...

Humboldt, river, United States

(Encyclopedia)Humboldt, river, c.300 mi (480 km) long, rising in several branches in the mountains of NE Nev. It meanders generally west to disappear in Humboldt Sink, W Nevada. Along with its tributaries, the Humb...

Huron, city, United States

(Encyclopedia)Huron hyo͝orˈänˌ [key], city (2020 pop. 14,263), seat of Beadle co., E central S.Dak., on ...

Browse by Subject