The São Francisco River is a river in Brazil. It is around 3,100 kilometers long. The main tributaries of the São Francisco River are the Paraopeba, Abaeté, das Velhas, Jequitaí, Paracatu, Urucuia, Verde Grande, Carinhanha, Corrente, and Grande rivers.It is an important river for Brazil, called “the river of national integration” because it unites diverse climes and regions of the country, in particular the Southeast with the Northeast.