Turku Cathedral is Finland's oldest cathedral and the national church of the country, a symbol of Finnish Christianity since the 13th century. Its 101-meter tower is a prominent landmark on the city skyline. The cathedral houses tombs of important historical figures, including Queen Karin Månsdotter. The Cathedral Museum displays medieval religious art and historical treasures. IMPORTANT: The cathedral closes on February 9, 2026 for comprehensive renovation until December 2028. Visit before then to experience this national treasure.