For the Argentine river with the same name, please see
Grande River (Argentina). For the Sicilian river with the same name, the former Himera, please see
Grande River (Sicily). The Grande River (Rio Grande in Portuguese) is in south-central Brazil. It rises in the Mantiqueira Mountains in the state of Minas Gerais and descends inland, west-northwestward. Its lower course marks a portion of the Minas Gerais-São Paulo border. At the Mato Grosso do Sul state border, after a course of 1,360 km., it joins the
Paranaíba River to form the Upper
Paraná River.
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