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Red River, river, China and Vietnam

(Encyclopedia)Red River, Chinese Yuan Chiang, Vietnamese Song Hong, chief river of N Vietnam, 730 mi (1,175 km) long, rising in Yunnan prov., S China, and flowing southeast, in deep, narrow gorges, through N Vietna...

Ucayali

(Encyclopedia)Ucayali o͞okäyäˈlē [key], river, c.1,000 mi (1,610 km) long, formed by the confluence of the Apurímac and Urubamba rivers, E Peru, and flowing generally north through a mountain and jungle wilde...

Brazil

(Encyclopedia)CE5 Brazil brəzĭlˈ [key], Port. Brasil, officially Federative Republic of Brazil, repub...

Manaus

(Encyclopedia)Manaus mänousˈ [key], city (1996 pop. 1,158,265), capital of Amazonas state, NW Brazil, on the Rio Negro. It is the chief commercial and cultural center of the upper Amazon region and an important r...

Trans-Amazon Highway

(Encyclopedia)Trans-Amazon Highway, road, c.3,000 mi (4,830 km) long, traversing N central Brazil. The highway, stretching from the Atlantic coast to the Peruvian border, is an important factor in the economic deve...

Macapá

(Encyclopedia)Macapá məkəpäˈ [key], city (1996 pop. 214,197), capital of Amapá state, extreme N Brazil, on the Amazon River. Mining is central to its economy. It exports tin iron, gold, and manganese, as well...

Jhelum, river, India and Pakistan

(Encyclopedia)Jhelum or Jehlam both: jāˈləm [key], westernmost of the five rivers of the Punjab, 480 mi (772 km) long. Rising in Jammu and Kashmir, India, it flows W through the Vale of Kashmir, S through Pakist...

Narva, river, Estonia and Russia

(Encyclopedia)Narva, river, c.50 mi (80 km) long, rising in Lake Peipus (Chudskoye), E Estonia, and flowing northeast past the city of Narva into the Gulf of Finland. It forms the border between Estonia and Russia....

Ishim, river, Russia and Kazakhstan

(Encyclopedia)Ishim, river, c.1,130 mi (1,819 km) long, W Siberian Russia and Kazakhstan. It rises N of Qaraghandy in Kazakhstan (where it is known as the Esil), flows W past Atbasar, N past Petropavl, and then joi...

Doubs, river, France and Switzerland

(Encyclopedia)Doubs, river, c.270 mi (435 km) long, rising in the Jura Mts., E France, and flowing northeast, forming part of the French-Swiss border, then looping into W Switzerland before turning back into France...