The Castle of Knights
The castle of the Knights of the Order of Saint John is situated at the entrance of Kos harbor on what used to be an island in antiquity, communicating with the inland through a bridge that one can still see even today namely the bridge of “Phoinikon" (Palm Trees) Avenue. The castle was built of local stone as well as parts of ancient buildings (columns, architraves, bases etc.) from the ruins of the ancient city. Over the main gate' s one sees an Hellenistic frieze with masks and garlands. On the gates ceiling (the central gate, known as the Carmadino gate) there are basalt columns placed obliquely, which come probably from the early Christian basilica of Limenos. From travellers' descriptions, we know that the interior precinct was built a little before the end of the 14th century when the sultan Bayazit I 's attacks on the city were becoming more Kos Island - Castle Air View intense.