The hotel, an international luxury property, is housed in what was the largest water tower of Europe, and is now one of the most unusual hotels in Germany. Classified as a place of historical interest, behind the walls of 130 years is the design of an extraordinary and timeless modernity. Designed by interior designer Andrée Putman, the first-class hotel was opened in 1990. The impressive entry of 11 meters in height, will give a great sense of spaciousness. The art of haute cuisine is at home in the hotel's gourmet restaurant, awarded 2 Michelin stars and 18 points Gault Millau, on the 11th floor. Right next to the restaurant's private dining room with direct access to the terrace overlooking the Duomo. This is the perfect place for lunch or dinner experience with a private atmosphere. The hotel has another restaurant that offers fine dining, light and season, from a snack to a dinner of four courses. Harry's Lounge offers a relaxing atmosphere. The 8 air conditioned meeting rooms can accommodate up to 220 people, are equipped with modern communication technologies and wireless Internet access. The parking is free of charge. 80 cars in the garage are available.