Back in the 1500s..................one river might look like another.........have similar names, etc....

Paraná River

River in South America

The Paraná River is a river in south Central South America, running through Brazil, Paraguay, and Argentina for some 4,880 kilometres. It is second in length only to the Amazon River among South American rivers. Wikipedia

Length: 3,032 mi

Discharge: 610,600 cubic feet per second

Mouth: Río de la Plata

Sources: Paranaíba River, Rio Grande

Countries: Paraguay, Brazil, Argentina

Cities: Salto del Guairá

Bridges: Friendship Bridge, Rosario-Victoria Bridge, More