The Pinheiros River is a significant waterway located in the state of São Paulo, Brazil. It flows approximately 30 kilometers through the city, eventually merging with the Tietê River. The river is an important part of the local ecosystem and has historically served as a transportation route. Over the years, the Pinheiros River has faced environmental challenges, including pollution and habitat degradation. Efforts have been made to clean and restore the river, promoting biodiversity and improving water quality. The river is also a popular spot for recreational activities, such as kayaking and fishing, attracting both locals and tourists.