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Paraná, river, Brazil, Paraguay, and Argentina

(Encyclopedia)Paraná, river, c.2,000 mi (3,200 km) long, formed by the junction of the Paranaíba and the Rio Grande, SE Brazil. It has the second largest drainage system in South America. It flows generally south...

Negro, Río, river, Uruguay and Brazil

(Encyclopedia)Negro, Río rēˈō nāˈgrō [key], principal river of Uruguay, c.500 mi (800 km) long, rising in S Brazil and flowing SW across central Uruguay to the Uruguay River. It traverses a sheep-raising reg...

Putumayo

(Encyclopedia)Putumayo ēsäˈ [key], river, c.1,000 mi (1,600 km) long, rising in the Andes, S Colombia, and flowing SE to the Amazon in NW Brazil. Mostly navigable, it marks part of Colombia's boundary with Ecuad...

Rio Grande, river, Brazil

(Encyclopedia)Rio Grande, name of several rivers of Brazil. The largest rises in S Minas Gerais state, SE Brazil, and flows c.650 mi (1,050 km) NW to the Paranaíba River, with which it forms the Paraná River. Its...

Marañón

(Encyclopedia)Marañón, river, c.1,000 mi (1,600 km) long, rising in Lake Lauricaucha in the Cordillera Occidental, W central Peru. It flows generally NW, then E across the Andes to join the Ucayali River in NE Pe...

Negro, Río, river, Colombia, Venezuela, and Brazil

(Encyclopedia)Negro, Río rēˈō nāˈgrō [key], river, c.1,400 mi (2,250 km) long, rising as the Guainía River in E Colombia where it flows NE before turning south to form part of the Colombia-Venezuela border....

Amazon, in Greek mythology

(Encyclopedia)Amazon ămˈəzŏn [key], in Greek mythology, one of a tribe of warlike women who lived in Asia Minor. The Amazons had a matriarchal society, in which women fought and governed while men performed the...

Belém

(Encyclopedia)Belém pəräˈ [key], city, capital of Pará state, N Brazil, on the Pará River. Belém, th...

Solimões

(Encyclopedia)Solimões, river, Brazil: see Amazon, river. ...

Marajó

(Encyclopedia)Marajó mərəzhôˈ [key], island, c.150 mi (240 km) long and c.100 mi (160 km) wide, N Brazil, at the mouth of the Amazon River. It divides the river into the Amazon proper and the Pará. Cattle are...