Discover the coral heart of the Philippines and the crown jewel of Philippine diving, the Tubbataha Reefs Natural Park, in this short documentary. Around 700 species of fish and 360 coral species—about half of all known species—can be found here. A UNESCO World Heritage Site, this expanse of reef flats and walls of coral spans over a hundred thousand hectares and is one of the most productive and biodiverse coral reefs in the world.