In Petrovsk-Zabaykalsky, a hotel must provide a specific amount of high-end conveniences to earn a 5-star rating. These may include gourmet restaurants, on-site gyms, saunas and spas, 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 also offer additional touches such as a welcome gift.