Old City Tour – Istanbul An ideal route to explore the heart of Istanbul and its history spanning centuries.1. Sultan Ahmed Mosque (Blue Mosque)** One of the most impressive examples of Ottoman architecture, with its magnificent domes, tiles, and six minarets. You can see both the historical and architectural details with a short walk in the courtyard and interior. 2. Hagia Sophia A symbol of the city with its journey from Byzantine to Ottoman, and back to a mosque from a museum. The massive dome, mosaics, and the grandeur of the interior are breathtaking. 3. Hippodrome Square** An arena for sports and events during the Roman and Byzantine periods. Today known as Sultanahmet Square; you can see monuments such as the - Obelisk of Theodosius - Serpent Column - Woven Column. 4. Grand Bazaar & Egyptian Bazaar** - **Grand Bazaar:** One of the oldest and largest covered markets in the world, where you can find carpets, jewelry, leather products, handicrafts, and more. - **Egyptian Bazaar:** A colorful and fragrant market filled with spices, Turkish delight, nuts, and local delicacies. **5. Gülhane Park** This historical park, which is the outer garden of Topkapi Palace, allows you to walk among the trees, relax, and enjoy views of the Bosphorus. **6. Sirkeci & Nuruosmaniye Streets** - **Sirkeci:** Offers a nostalgic atmosphere with the old train station, historical buildings, restaurants, and walking routes close to the sea. - **Nuruosmaniye area:** The Nuruosmaniye Mosque and its surrounding streets stand out with elegant shops and historical texture; it is one of the graceful passages that open to the Grand Bazaar. If you want, I can also prepare a walking route for these points, suggested visiting duration, or recommendations for food/shopping.