Huilo-Huilo Biological Reserve (Spanish pronunciation: [ˈwilo ˈwilo]  audio , Pronounced: /ˈwiːloʊ ˈwiːloʊ/ WEEL-oh-WEEL-oh) is a private for profit natural reserve and ecotourism project in southern Chile. The reserve was created in 1999 and includes 600 km² (232 sq mi) of native forest in Chile dedicated to wildlife conservation and tourism.