The Iguazu River, also called Rio Iguassu, is a river in Brazil and Argentina. It is an important tributary of the Paraná River. The Iguazu River is 1,320 kilometres long, with a drainage basin of 62,000 km².
Countries: Brazil and Argentina
Cities: Curitiba · Campo Largo · Foz do Iguaçu
Source: Serra do Mar
Mouth: Paraná River
Length: 1,320 km (820 mi)
Basin size: 62,000 km² (24,000 sq mi) 67,537.3 km² (26,076.3 sq mi)
Progression: Paraná → Río de la Plata → Atlantic Ocean