Introduction to Busan Ocean World: Busan Ocean World is the largest single facility in South Korea, with a total area of ​​13,000㎡. It has 40 aquariums with different themes, an 80-meter-long underwater sightseeing tunnel, a main aquarium weighing more than 3,000 tons, a touch pool where you can directly touch underwater creatures, etc. There are more than 250 species and more than 35,000 deep-sea fish, allowing visitors to experience everything in the aquatic ecology.