In Dietrich, a hotel needs to provide a certain number of upscale amenities to earn a 5-star rating. These can include saunas and spas, on-site gyms, gourmet restaurants, luxury toiletries, premium bedding and more. What also sets 5-star hotels apart is their outstanding standard of service. You'll enjoy things like nightly turn-down services, concierge services and in-room massages. Some may even offer thoughtful touches like a welcome gift.