Lauca is a Biosphere Reserve, located in northern Chile, in Arica y Parinacota Region. The reserve comprises three protected areas: Lauca National Park, Las Vicuñas National Reserve and Salar de Surire Natural Monument. This zone was declared a Biosphere Reserve by UNESCO in 1981.
Coordinates: 18°21′00″S 69°18′00″W / 18.3500°S 69.3000°W