Explore the highlights of Istanbul, where Turkey’s Ottoman and Byzantine empires located before. Visit the Hagia Sophia, breathe taking Blue Mosque and famous Hippodrome with an expert guide. Learn all history about extravagant sultans and discover Ottoman and Byzantine era architecture.Visiting Spice bazaar. Cruise along the waters of the Bosphorous on this guided 1.5-hour boat tour. View the Asian and European sides of Istanbul and admire the palaces, wooden villas, bridges and all of the unique maritime landscapes.