In Bol'shoy Saltan, a hotel needs to provide a specific number of upscale amenities to earn a 5-star rating. These can include on-site gyms, saunas and spas, gourmet restaurants, premium bedding, luxury toiletries and more. What also sets 5-star hotels apart is their superior standard of service. You can look forward to things like in-room massages, concierge services and nightly turn-down services. Some may even offer additional touches such as welcome gifts.