Join五 upcoming events being held in Turku. Turku, Finland's oldest city and former capital, is a vibrant cultural hub full of picturesque waterways, historical sites including the medieval Turku Castle, the magnificent Turku Cathedral, and the Sibelius Museum, a modern art museum, while offering a lively events scene with plenty of music, theater, and food festivals, as well as being the gateway to the Finnish Archipelago, making it an ideal destination for both history enthusiasts and nature lovers.