Lauca National Park is a protected area in the Arica y Parinacota region of northern Chile, near the Andean town of Putre and the Bolivian border. It is renowned for its spectacular altiplano landscapes, towering volcanoes and unique biodiversity, making it one of the country's ecological gems.

Key facts

• Area : approximately 1,379 km²
• Creation : 1970
• Altitude : from 3,200 to over 6,300 m
• Main volcanoes : Parinacota and Pomerape
• International status : UNESCO Biosphere Reserve (1981)

Geography and landscapes

The park stretches across the Andean high plateau (Altiplano), characterized by turquoise lagoons such as Chungará and Cotacotani, snow-capped volcanoes and steppes dotted with tussocks of ichu. The extreme altitude and dry climate create an environment of austere yet fragile beauty.

Fauna and flora

Lauca is home to wildlife adapted to high altitudes, including vicuñas, llamas, viscachas and Andean flamingos. The flora consists of low bushes, grasses and cacti. The lagoons and wetlands (bofedales) provide a crucial refuge for migratory birds.

Culture and access

Aymara villages such as Parinacota and Guallatire preserve a lively cultural heritage and colonial churches. The main access from Arica is via the CH-11 international road, offering a panoramic route to the Altiplano.

Ecological and tourist importance

Lauca's ecological diversity and landscapes make it a major site for ecotourism, hiking and wildlife observation. Its designation as a biosphere reserve underlines its key role in the conservation of Andean ecosystems and indigenous culture.