Hagia Sophia is a monumental building that has served as a church, mosque, and museum. Its massive dome and layered history make it a central landmark in Istanbul.
TL 1500·1h30m
Fatih·Covered
historic
Yedikule Fortress
A massive Byzantine and Ottoman fortress with thick walls and towers. It's a sprawling, atmospheric ruin where you can walk the ramparts and see the old Golden Gate.