Located in Helsingør, Denmark, next to Kronborg Palace, Øresund Aquarium is a family-friendly aquarium that focuses on displaying the marine ecology of the Øresund Strait. There are a variety of themed tanks and touch pools in the aquarium, where visitors can get close to marine life such as crabs, starfish and small sharks. In addition, the aquarium also offers dolphin and seal watching tours, snorkeling experiences and outdoor "water labs" and other activities, suitable for family tourists and nature lovers to explore the Nordic marine world in depth. As part of the Department of Biology at the University of Copenhagen, it is not only a tourist attraction, but also an important base for marine education and protection.