Topkapi is the palace over looking the Bosphorus where the sultas made their homes and supervised government during the glory days of the Ottoman Empire.
The 6th-century church of Hagia Sophia that dominates the Istanbul skyline is one of the best known and most visited sites of the historic peninsula.
Topped with a distinctive witch's hat roof, the prominent Galata Tower dates back to the days when Genose traders were settled in this part of town.
