Apo Reef Natural Park in Sablayan, Occidental Mindoro is the largest coral atoll-like reef in the Philippines and the second largest contiguous coral reef in the world. It is a submerged platform that is composed of 34 sq. km sub triangular northern and southern atoll-like reefs separated by a 30-m deep channel that is open Read more about Philippines has the 2nd Longest Contiguous Coral Reef in the World[…]