Naantali are some important points of interest in the city, such as the Moomin World theme park on the island of Kailo. Naantali Spa Hotel, the largest spa in the Nordic countries, and the Naantali’s medieval convent stone church. The city's popularity as a tourist venue is highlighted by the fact that the official summer residence of the President of Finland, the Kultaranta estate, is located on Luonnonmaa. The archipelago sea boat traffic is handled by S/S Ukkopekka. Old steamship cruise Naantali-Turku-Naantali. Naantali hosts an international music festival every June, and the traditional Sleepyhead Day carnival in July. In addition to
Finnish Swedish Heritage Day saw this day as a day for celebrating "aggressive imperialism". During the Second World War, both sides stopped fighting each other and emphasized that both language groups were part of Finland, thus the celebration of the day spread outside the political spectrum. Today, the day is led by Swedish Assembly of Finland. Finnish Swedish Heritage Day Finnish Swedish Heritage Day (Swedish: "Svenska dagen", Finnish: "Ruotsalaisuuden päivä") is a general flag day, which is celebrated in Finland on November 6. The day celebrates the Swedish-speaking population of Finland, their culture, and the bilinguality of Finland. The main celebrations are aired on