Mangaia’s Fringing Reef surrounds the island and offers a unique natural landscape. ​This coral reef hugs the coast, forming a natural barrier that protects the island’s ecosystem. ​Tidal pools between the reefs, such as the Tua’ati Rock Pools, are crystal clear and perfect for snorkeling and observing abundant marine life. ​The fringing reef and the island’s fossil makatea complement each other and form a unique geomorphic feature of Mangaia. ​The natural beauty and tranquility here make it an ideal place to explore the pristine landscape of the South Pacific.