63 Seaworld, Public aquarium in Yeouido district, Seoul, South Korea.
63 Seaworld is a public aquarium located in the 63 Building in Yeouido, featuring more than 400 marine species across multiple floors in glass-walled displays. The space is organized into different zones that represent various ocean habitats and their inhabitants.
This facility opened in 1985 as one of South Korea's first major marine life institutions, serving visitors for several decades. Its closure in 2023 marked the end of an era, as the space underwent transformation for a new cultural project.
The aquarium helped introduce people to ocean life and taught them why marine environments matter for our world. Through its displays and educational programs, visitors could see how different water ecosystems work.
The facility is easily reached by subway near Yeouido Station, making it simple to visit. Plan enough time to explore the different zones at a comfortable pace, especially if you want to read the information about each area.
The building that housed the facility was a landmark in its own right, standing as one of the tallest structures in the country when it opened. This distinctive setting gave the marine displays an unforgettable presence within the city.
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