Sidon Sea Castle built
1228 CE.
Shown on the map at 33.567°, 35.371°.
Sidon's Sea Castle (Arabic: قلعة صيدا البحرية, romanized: Kalaat Saida al-Bahriya) was built by the crusaders in the thirteenth century as a fortress of the Holy Land. It is one of the most prominent historical sites in the port city of Sidon, Lebanon.
Text from the Wikipedia article Sidon Sea Castle, licensed CC BY-SA 4.0.