Monumental sixth-century church converted to a mosque in 1453.
Highlights are the Byzantine flourishes, including superb figurative mosaics.
The world's largest covered market, this huge web of passageways holding over four thousand shops is a wonderful, manic place to wander. Former church containing some superbly preserved fourteenth-century frescos and mosaics. Among the city's most evocative Byzantine treasures. One of the world's finest collections of Islamic art, magnificently displayed in the former palace of Ibrahim Pasa. Vast fifteenth-century palace arranged round courtyards and gardens.