The tunnel is separated into 3 major areas: Coral Reef Zone, Open Ocean Zone, and Giant of Siam Zone. In the Coral Reef Zone, visitors will see a number of colorful fishes from the tropical coral reefs. In the Open Ocean Zone, visitors are able to come face to face with powerful predators like the Black Tip Reef Sharks, Eagle Rays, Black-blotched Rays, and many more. In the Giant of Siam Zone, you will find a sunken ship which became home for a large number of aquatic animals.