In Learned, a hotel is required to offer a certain number of upscale features to be designated 5 stars. These may include on-site gyms, spas and saunas, gourmet restaurants, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their outstanding service. You can expect things like concierge services, nightly turn-down services and in-room massage. Some may also offer extra touches such as a welcome gift.