St Konstantin resort is a well known recreational centre. It lies among green nature and benefits from hot mineral water spring. The resort has few buildings and many green areas. Varna is the third largest city in Bulgaria, the biggest along the Black Sea Coast. With population of 350,000 inhabitants Varna has been selected as the best city to live in Bulgaria. Varna is a host city of many festivals: International Theatre Festival "Varna Summer" International Music Festival, International Ballet Competition, International Jazz Festival, Film Festival "Love is Folly", International Puppet Festival "Golden Dolphin", August in Art, Videoholica , International Folk Festival, Week of the sea and others. The city has a modern international airport, many hypermarkets, Theatre and Opera Halls, 8 universities, many secondary schools, 5 churches, several football stadiums, 7 museums, aquarium, dolphinarium, astronomical observatory, botanical garden, park complex Evksinograd, as well as the oldest gold treasure in the world, called “Varna cultura”.