Holy Cross Church, Hattula
The Holy Cross Church (Finnish: Pyhän Ristin kirkko) in Hurttala, Hattula, Finland, is the oldest church in the former Tavastia (Häme) province. In the Middle Ages, the Church of the Holy Cross, known as a pilgrimage site, became famous for its frescoes.
Source: Wikipedia — Holy Cross Church, Hattula (CC BY-SA 4.0)