A unique place to discover, understand and wonder at the aquatic and sub-aquatic world. more than 10,000 fish from 300 species divided in 40 different aquariums from european rivers, tropical seas and worldwide oceans, the amazon river and the river nile. crocodiles, piranhas, rays and much more are waiting for the entire family to discover the marine secrets of rA?A©union island and the spectacular sharksA¢A?A? tank.