The Apo Reef Natural Park is the second largest coral reef system in the world after the Great Barrier Reef system in Queensland, Australia. The park is inscribed as a UNESCO World Heritage Site. Various marine species live in the reef area including corals, fishes, seaweeds, algae and mangrove trees. The park can be reached by means of boat in about 2 hours from
the island of Mindoro, a distance of 20 miles.