Parque Estadual da Cantareira is a protected area located in the state of São Paulo, Brazil. It covers approximately 7,900 hectares and is part of the Atlantic Forest biome, which is known for its rich biodiversity. The park serves as a crucial water supply for the metropolitan region of São Paulo, providing drinking water to millions of residents. The park features numerous hiking trails, scenic viewpoints, and diverse flora and fauna, making it a popular destination for nature lovers and outdoor enthusiasts. Visitors can explore its lush landscapes, spot various wildlife species, and enjoy activities like birdwatching and picnicking in a serene environment.