The COEX Aquarium is a large public aquarium located in Seoul, South Korea. It features over 40,000 marine animals from various ecosystems, including tropical rainforests and deep-sea environments. The aquarium is divided into multiple themed zones, allowing visitors to explore diverse aquatic life. In addition to its impressive exhibits, the COEX Aquarium offers educational programs and interactive experiences for guests of all ages. Highlights include a walk-through tunnel that provides a 180-degree view of swimming sharks and rays, making it a popular destination for families and tourists alike.