Chiloé National Park is dominated by the Valdivian rain forest with a dense forest formed by trees, Evergreen, shrubs and climbing plants. In addition to the vegetation, its main attractions are the Cucao Lake, coastal dunes, and colonies of sea lions.
This park is situated in the western region of the Isla Grande de Chiloé, which is an extension of the divided coastal mountain range. Created in 1982, the park has an area of 43,057 hectares (94,725 acres) divided into two areas: Chepu (in the district of Ancud) and Abtao, which belongs to the districts of Castro, Chonchi, and Dalcahue.
The most attractive places in the park are the following: the Chanquín area, where lake Cucao and the coastal dunes are located; the mouth of the Abtao river and its diverse vegetation; Metalqui island and its colony of sea lions; the easily accessible Huelde lake and the Cole-Cole area, located north of Punta Huentemó, where there is a beach suitable for fishing, walking, and horseback-riding.