In Harthill, a hotel needs to provide a certain amount of upscale features to earn 5 stars. These can include on-site gyms, saunas and spas, gourmet restaurants, luxury bathroom products, premium bedding and more. What also sets 5-star hotels apart is their outstanding service. You can look forward to things like concierge services, in-room massages and nightly turn-down services. Some may also offer extra touches like welcome gifts.