Tourism in the Philippines and eight ASEAN Heritage Parks (Mount Apo, Mounts Iglit-Baco, Mount kitanglad, Mount Makiling, Tubbataha Reefs, Mount Hamiguitan, and Timpoong-Hibok-Hibok) in the Philippines. The last three lists reinforces the title of the Philippines as one of the biodiversity hotspots declared by Conservation International. The following are the most significant natural and cultural heritage sites of the Philippines: The Philippines possesses numerous significant movable tangible heritage, both in cultural and natural terms. Many of which have been declared as national treasures and are highly protected by the law. The country has four documentary heritage inscribed in the UNESCO Memory of the World
Mount Apo of ; with two peripheral areas of and as buffer zones, provided for its management and for other purposes. Although a declared a Natural Park, the current climbing trails are littered with rubbish by irresponsible climbers, opening paths for soil erosion across the already denuded mountain sides. Some mountain and social climbing groups conduct climbs after the Holy Week/Easter, the peak climbing season, to clean the affected areas. In 1987, the National Geographic Society based in Washington, DC in the United States, published a book entitled, ""Our World's Heritage"", where Mount Apo was noted as a 'site of Word Heritage