In McKittrick, a hotel must offer a specific number of high-end conveniences to earn 5 stars. These can include saunas and spas, on-site gyms, gourmet restaurants, complimentary luxury toiletries, premium bedding and more. What also sets 5-star hotels apart is their extraordinary standard of service. You can expect things like in-room massages, nightly turn-down services and concierge services. Some may even offer additional touches like a welcome gift.