University of Arizona
Plata River Basin Map
View a map of the Plata River basin, which is made up of the Parana-Paraguay and Uruguay River systems. Includes a short description of the region.
Other
River Systems of the World
Find statistics about the many river systems of the world. Includes facts such as length, drainage area, cities, notable tributaries, and more. Also provides links to sites about some of the rivers.
Encyclopedia Britannica
Encyclopedia Britannica: Parana River
This site provides some brief information about the Parana River.