Alegre River (Guaporé)
The 883rd longest river in the world
The Alegre River (Rio Alegre) is a river in the state of Mato Grosso, Brazil.
The Alegre River rises in the 120,092 hectares (296, 750 acres) Serra de Santa Bárbara State Park, created in 1997. It flows in a generally northwest direction, receiving the Barbado River on its left, then flows north until it joins the Guaporé River from the left.
Flows through: Brazil.
River data from Wikidata (CC0); lengths normalised to a common unit.