The requirements for documents needed at check-in depend on the type of accommodation and the applicable regulations. For hotels and other accommodation facilities, a Russian passport, an international passport, or a driver’s license may be accepted. For apartments, serviced apartments, and other properties where check-in or contract conclusion is carried out according to the rules of a specific property, the required documents are determined by the property itself. Required documents for check-in for adults: - passport; - voucher or voucher; - health resort card in the form 072 / y, issued by a medical organization. Required documents for arrival for children: - birth certificate. - health resort card in the form 072 / y, issued by a medical organization; - for children under 15 years of age, a certificate of the epidemiological environment issued by a medical organization no later than 72 hours before arrival at the sanatorium. The sanatorium consists of several buildings with different categories of rooms. Standard rooms are located in buildings No2 and No17. Non-category "Junior Suite" is located in buildings No1 and No2. Suite rooms are located in buildings No2 and No7. When arriving by car, after registering at the reception, you must leave the territory of the Ai-Petri sanatorium and enter the territory of the Morskoy Surf sanatorium. To visit the pool, you must take a referral from the nurse, who is located in building No. 11 on the 2nd floor. You must have a hat, towel, and replacement shoes with you. The last Thursday of the month is sanitary day. Smoking is strictly prohibited in rooms and on balconies.