Parque Nacional Corcovado
Location: On the Pacific coast, 368 Km from San José, along the Interamericana South road, on the way to Puerto Jiménez.
Area information: Created on October 24, 1975. It conserves the last portion of tropical wet forest of the Mesoamerican Pacific. Given its area, it has several service and protection stations: La Leona, Sirena Los Patos, and San Pedrillo. Staff members are also responsible for taking care of the resources at Reserva Biológica Isla del Caño, where there also is a ranger station.

Parque Nacional Marino Ballena
Location: On the Pacific coast, between the mouth of rivers Higuerón o Morete and Punta Piñuela, in the district of Ballena Bay, county of Osa, province of Puntarenas.
Area information: Created on February 6, 1989. It protects important habitats such as sandy and rocky beaches, marshes, swamps, mangroves, cliffs, islands, and coral reefs, which represent a very important environment for the reproduction of marine diversity.

Parque Nacional Piedras Blancas
Location: On the Pacific coast, 368 Km from San José city, following the Interamericana South highway, bordering Esquinas River to the north and east, and Dulce Gulf to the south and west.
Area information: Created on July 17, 1991. It has an area of 14,025 Hectares of dense evergreen wet tropical forest, with an inclined topography. In addition, in this park are born a number of creeks that supply water to the nearby communities. On the coastal area, in front of Dulce Gulf, there are two small beaches: Gallardo and San Jocesito. The park was created with the objective of protecting the last tropical rain forest of Golfito and the basin of Esquinas River.