If the weather forecast is good, Wassermusik will be held outdoors on the roof terrace. Elevators to the roof terrace can be reached from the main lobby and from the ramp on the east entrance.
If the weather forecast is poor, the Wassermusik concerts will take place in Exhibition Hall 1 and the films will be screened in the Auditorium. The Exhibition Hall is located in the lower level of HKW, the Auditorium on the upper level. Both are accessible from the elevator in the main lobby.
Accessible restrooms are located on the coatroom lobby level and in the lower lobby next to the Hirschfeld Bar. Both can be reached via the elevator in the main lobby. An additional restroom is in Restaurant Auster, accessible via the ground-level pathway on the east side of the building.