-What you can expect- Explore the old city of Istanbul along with the Hagia Sophia, Topkapı Palace & Harem with an expert guide!After meeting your guide in Sultanahmet Square, you will explore the Old City and listen to the story of the Byzantine and Ottoman Empires. Afterward, you'll head towards the Hagia Sophia Mosque, look at the architecture, and hear the history of the 1.500-year-old monument from outside.At the Topkapi Palace, you will explore the 4 courtyards and the Harem section with your local expert and learn about the heritage of the Ottoman Empire.The tour ends at the entrance of the Upper Gallery of the Hagia Sophia. Go inside and have a closer look at the mosaics!