Step inside Turku Castle! 🏰 This magnificent castle is located by the Aura River, and it’s one of Finland’s oldest and largest medieval buildings. Turku castle was built in 1280s, when Finland was under Swedish rule. The castle is known for its enchanting towers and halls, and during its 700 years it has served as a fortress, royal court, and even as a prison. The history of Turku Castle is full of fascinating stories and figures — such as the feud between king Gustav Vasa’s sons Erik XIV and J