The Amazon River in South America is the largest river by discharge volume of water in the world, and the longest or second-longest river system in the world, a title which is disputed with the Nile river.
Country: Peru, Colombia, Brazil
Cities: Iquitos (Peru); Leticia (Colombia); · Tabatinga (Brazil); Tefé (Brazil); · Itacoatiara (Brazil) Parintins (Brazil); · Óbidos (Brazil); Santarém (Brazil); · Almeirim (Brazil); Macapá (Brazil); · Manaus (Brazil)
Source: Apurímac River, Mismi Peak
Mouth: Atlantic Ocean
Length: 3,750 km (2,330 mi) · (Amazon–Ucayali–Tambo–Ené– Apurimac 6,400 km (4,000 mi) to 6,500 km (4,000 mi) · (Amazon–Marañón 5,700 km (3,500 mi)
Basin size: 7,000,000 km² (2,700,000 sq mi) 6,743,000 km² (2,603,000 sq mi)