The 25 meters high AquaDom, placed at the lobby of the Radisson SAS Hotel in Berlin is the largest cylindrical aquarium ever built. It contains some 2600 fishes of 56 species and it’s filled with 900,000 liters of seawate.
The Aquadom is the largest acrylic glass cylinder in the world, with a diameter of over 11 meters, built on a 9 meters tall concrete foundation.