The nirvana residency is the worst hotel in the gangtok. We book 5 rooms for 3 nights but when see the hotel's condition we checkout on 1st night . Hotel's room was dusty. Hotel's bathroom door was broken, water heater was not working and waterheater was broken. Room's carpet was dirty . Bathroom's condition was very bad , their was no jet sprey in western comod and they provide broken mug. In room, their was a very bad smell when we open the window the condition become worse . The cupboard is broken and dusty. Their was no wifi facility.