Facilities that are inside the building include a concert hall , a theater , a museum , various administration services , a library , a swimming pool , a police station , a post office , a laundry , a hairdresser 's salon , a canteen , bank offices , shops , cafeterias , and a bomb shelter . Facilities available inside the building include a concert hall , a theater , a museum , various administrative services , a library , a swimming pool , a police station , a post office , a laundry , a hairdresser 's salon , several canteens , bank offices and ATMs , shops , cafeterias , a bomb shelter , etc. .