Istanbul, Turkey

Istanbul straddles two continents, blending the Hagia Sophia's 1,500-year history with the Grand Bazaar's 4,000 shops. Its legendary hospitality and 15 million annual tourists make it a cultural crossroads, ranking higher than #7 Bali in museum visits. At $20 for a filling meal, Istanbul is 15% cheaper than the average European city, providing an affordable gateway to Ottoman and Byzantine wonders.