Chapare

The Chapare River is a river in Bolivia, which is a tributary of the Mamoré River in the Amazon Basin. The river has its source at the confluence of Espíritu Santo River and San Mateo River in the Cochabamba Department at Villa Tunari. It is the main waterway of Chapare Province in central Bolivia.

Source: Wikipedia https://en.wikipedia.org/wiki/Chapare_River