Coral reefs

2 wonders

Living cities of coral, the rainforests of the sea.

Apo Reef Natural Park, Occidental Mindoro, Philippines

Apo Reef Natural Park

Occidental Mindoro, Philippines

The largest contiguous coral reef in the Philippines and the second-largest in the world — an isolated 34-square-kilometre atoll of coral, lagoon, and mangrove in the Mindoro Strait, teeming with sharks, turtles, and rays.

Tubbataha Reefs Natural Park, Sulu Sea, off Palawan, Philippines

Tubbataha Reefs Natural Park

Sulu Sea, off Palawan, Philippines

A pristine, remote atoll system in the middle of the Sulu Sea — nearly 100,000 hectares of coral reef, sheer walls, and open ocean that rank among the healthiest marine ecosystems on the planet.