Watersheds of South America
Select a Basin
Basins
Sub-basins
Amazon
Ica-Putumayo
Japurá
Juruá
Madeira
Marañón
Negro
Purus
Tapajos
Ucayali
Xingu
Chubut
Magdalena
Orinoco
Paraná
Paraguay
Parnaíba
Rio Colorado
São Francisco
Lake Titicaca and Salar de Uyuni
Tocantins
Uruguay
