In Kiunga, a hotel must provide a certain amount of upscale features to be rated 5 stars. These can include on-site gyms, spas and saunas, gourmet restaurants, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their extraordinary standard of service. You'll enjoy things like concierge services, nightly turn-down services and in-room massage. Some may even offer extra touches such as a welcome gift.