Discover a whole new world at South Korea’s largest aquarium, the COEX Aquarium. See over 40,000 sea creatures as you travel through 16 themed exhibitions. See jellyfish at the Rainbow Lounge, manta rays at Mangrove & Beach, as well as indigenous fish at the Story of Korean Fish. Transport yourself to the ocean floor as you hop on a moving walkway at the Undersea Tunnel. Learn more about penguins at Penguin’s Playground. Enjoy special shows and interactive exhibitions. Get to see our keepers interact with seals, manatees, sharks, and penguins in an Ecosystem Explanation Program. Catch a special Mermaid Performance at the Deep Blue Square!