subsequently; possible danger listing has been considered by UNESCO in a number of cases. Legend Site; named after the World Heritage Committee's official designation Location; at city, regional, or provincial level and geocoordinates Criteria; as defined by the World Heritage Committee Area; in hectares and acres. If available, the size of the buffer zone has been noted as well. A value of zero implies that no data has been published by UNESCO Year; during which the site was inscribed to the World Heritage List Description; brief information about the site, including reasons for qualifying as an endangered site, if applicable World Heritage Sites Notes References Notes Europe Eastern Europe Tourism in Eastern Europe