Columbia Encyclopedia

(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...

(Encyclopedia) Savannah, river, 314 mi (505 km) long, formed by the confluence of the Tugaloo and Seneca rivers and flowing SE to the Atlantic Ocean; with the Tugaloo it forms the entire S.C.–Ga. boundary. Savanna...

(Encyclopedia) Wisconsin, river, c.430 mi (690 km) long, rising in the lake district, NE Wis., and flowing generally SW across central Wis. to the Mississippi River near Prairie du Chien. At Portage it is connected ...

(Encyclopedia) Provo, river, c.70 mi (110 km) long, rising in the Uinta Mts., NE Utah, and flowing SW past Provo to Utah Lake. It was early used for irrigation, but after Utah Lake was badly depleted in the 1930s, t...

(Encyclopedia) Pearl, Chin. Zhujiang, river, 110 mi (177 km) long, S Guangdong prov., S China. Formed at Guangzhou by the confluence of the Xi and Bei rivers, it flows E then S past Guangzhou and Huangpu island to f...

(Encyclopedia) Rouge ro͞ozh [key], river, c.30 mi (50 km) long, rising in S Michigan and winding S and SE to the Detroit River at the city of River Rouge. Dearborn and part of Detroit also lie on the river, which c...

(Encyclopedia) Copper, river, c.300 mi (480 km) long, rising in the Wrangell Mts., SE Alaska, and flowing S through the Chugach Mts. to the Gulf of Alaska. Copper deposits near the upper river, long mined by natives...

(Encyclopedia) Cheyenne, river, 527 mi (848 km) long, rising in E Wyo. and flowing NE to the Missouri River near Pierre, S.Dak. The Cheyenne basin is part of the Missouri River basin project. The U.S. Bureau of Recl...

(Encyclopedia) Arkansas ärkănˈzəs, ärˈkənsôˌ [key], river, c.1,450 mi (2,330 km) long, rising in the Rocky Mts., central Colo., and flowing generally SE across the plains to the Mississippi River, SE Ark.; ...

(Encyclopedia) Miami mīămˈē, –ə [key] or Great Miami, river, c.160 mi (260 km) long, formed in W Ohio near Indian Lake and flowing generally SW past Dayton to the Ohio River at the Ind. line. The Miami River ...