Juan Fernandez was declared a National Park in 1935 due to its great importance as one of the world's most interesting places to study botany. A World Heritage and Biosphere Reserve since 1977, according to UNESCO.

The National Park has a surface of 9,571 hectares. It is 667 km off the coast of Continental Chile, and comprises the isles of Santa Clara, Alexander Selkirk and most of Robinson Crusoe Island. You can get there by air (a 2-3 hour trip) or by sea (25-72 hours, depending on the ship).
Within the protected area, the visitor can get involved in a series of activities , including camping in the Los Caones area of El Palillo, a town in San Juan Bautista.
This area is located 600 m from the park administration and has drinking water and sanitary services, picnic tables and trash bins.
Inside the Park there are different trails to the Alejandro Selkirk Lookout Point, to the Villagra Sector and to the Airport. The first is 2,700 m and the trip there takes an hour and a half. On the way, there is a scenic view of Robinson Crusoe Isle and the flowers in the Park can be admired.

It is a trail with moderate difficulty, because almost the whole way is uphill, with a 30 gradient. On the way there are interpreting stations and a guide is not at all necessary.
The trail to the Villagra area is 5 km long, and is the continuation of the lookout point trail. On the way -time on the outgoing trip is around 3 hours- one may observe native fauna and flora. It is reasonably difficult.
The airport road is 13 km long (7 hour walk, almost). It enables a panoramic view of Santa Clara Island. It is of moderate difficulty.

Source: www.sernatur.cl