It is called The AquaDom and it is located in Berlin, Germany. In fact, the 25 meters height construction is the core of the Radisson Blu Hotel.
The cost of this 11-meter in diameter giant was almost thirteen million dollars. And it’s a given that this price customers paid four years ago. The total capacity of the aquarium is one million liters of salt water in order to be able to demonstrate the most exotic fish in the world. Aquarium is a part of the largest complex in the world, Sea Life Berlin. Sadly the guests aren’t allowed to dive into the aquarium, but they have the opportunity to take a tour inside the elevator.