The largest exhibit of jellyfish in Europe is made up of cnidarians distributed in different tanks, as well as informative panels and informative comics. Access building: an aquarium and three cylinders with tropical species. Mediterranean: Five aquariums with the species corresponding to this sea. Oval Room: An aquarium with upside-down jellyfish, and also a panel with illustration by Paco Roca showing the evolution of man and the marine world. Temperate: Six aquariums with different species and polyps.