In Lentner, a hotel needs to provide a specific amount of high-end amenities to be rated 5 stars. These may include on-site gyms, gourmet restaurants, saunas and spas, complimentary luxury toiletries, premium bedding and more. What also sets 5-star hotels apart is their extraordinary service. You can expect things like concierge services, nightly turn-down services and in-room massage. Some may even offer special touches like a welcome gift.