Panagia's narrow, tangled streets are lined by pretty pastel houses. A calf-stiffening walk leads up to the castle. Highlights include the restored ruby Halil Bey Mosque and Mehmet Ali House , a superb example of late Ottoman architecture. Enormous 18-domed Imaret (1817), now a hotel, was Ottoman ruler Pasha Mehmet Ali's hostel for Islamic theology students.
