The island has recreational and historical value because the Luís Piedra Buena Commander, who was a supporter of the Argentine sovereignty over Patagonia.
Undoubtedly, the park´s the major attraction is the San Rafael Lagoon. The park, which is the biggest in the Aysén region, has 1.742.00 hectares of which 400.000 hectares are age-old ices and fields over the vegetation limit and is the biggest in the Aysén region.
The locality of Bahía Bustamante/ Bustamante Bay the only algae town in Argentina.(arriba dice del mundo), where about forty habitants divide their time between collecting seaweeds, breeding of mussels and looking after tourism.