The frescoes on the cupola representing the vision of S.
The cupola of the church in the fortress is 2455 ft.
It is a huge ornate building with minarets and a lofty cupola faced with shining blue tiles.
The walls and ceiling of the fine Romanesque interior are covered with frescoes of 1570, subdued in colour and well suited to the character of the building; those of the octagonal cupola representing the Assumption of the Virgin are by Correggio, but much restored.
The New Mosque (Jamaa-el-Jedid), dating from the 17th century, is in the form of a Greek cross, surmounted by a large white cupola, with four small cupolas at the corners.