Kurzętnik Castle was built by Teutonic Knights in the 14th century. The construction began around 1331 and was completed before 1361. The large castle was 110m long and 42m wide. The first floors were built of granite and upper were brick-made. There was a chapel church in the inner yard. The suffered damages in wars between Teutonic Order and Poland-Lithuanian Commonwealth in 1410s and again in 1659 in Swedish army attack. In the 19th century the existing castle was demolished. Today some outer walls and foundations exist.

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