The church of St. Paul in Hanila was built in 1260s. It has been reconstructed several times, for example the tower was added in 1857-1859. During the last restoration significant mural paintings were founded from the inner walls. The altar and pulpit date back to the year 1709.
There are also several interesting tombstones in the near cemetery. Oldest 18 tombs, so-called trapezoid gravestones, date back to the 13th century.
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The church of the former Franciscan monastery was built probably between 1515 and 1520. It is located in the UNESCO World Heritage Site of Old Rauma. The church stands by the small stream of Raumanjoki (Rauma river).
The exact age of the Church of the Holy Cross is unknown, but it was built to serve as the monastery church of the Rauma Franciscan Friary. The monastery had been established in the early 15th century and a wooden church was built on this location around the year 1420.
The Church of the Holy Cross served the monastery until 1538, when it was abandoned for a hundred years as the Franciscan friary was disbanded in the Swedish Reformation. The church was re-established as a Lutheran church in 1640, when the nearby Church of the Holy Trinity was destroyed by fire.
The choir of the two-aisle grey granite church features medieval murals and frescoes. The white steeple of the church was built in 1816 and has served as a landmark for seafarers.