Immerse yourself in 2,500 years of continuous history on this comprehensive walking tour through Istanbul's UNESCO World Heritage Sultanahmet district. Begin your journey at the magnificent Hagia Sophia, where our expert art historian guide will reveal the secrets of this architectural marvel that served as both a Byzantine cathedral and Ottoman mosque. Continue to the breathtaking Blue Mosque with its six soaring minarets and 20,000 handmade İznik tiles that give it its famous name. Explore the vast underground chambers of the Basilica Cistern, an engineering wonder from the 6th century featuring 336 ancient columns, including the mysterious Medusa heads. Navigate the labyrinthine corridors of the Grand Bazaar, one of the world's oldest covered markets, where you'll learn haggling techniques and discover traditional crafts from master artisans. Visit the Topkapı Palace grounds (exterior) where Ottoman sultans ruled their empire for 400 years, and end at the aromatic Spice Bazaar where you'll sample Turkish delights, pistachios, and exotic spices. This intimate small-group tour (maximum 15 people) includes all entrance fees, traditional Turkish lunch, and a comprehensive cultural briefing. HIGHLIGHTS: • Hagia Sophia with expert art historian guide • Blue Mosque with 20,000 handmade İznik tiles • Underground Basilica Cistern exploration • Grand Bazaar haggling workshop • Topkapı Palace exterior and grounds • Spice Bazaar tastings and aromas • Traditional Ottoman lunch experience • Small group maximum 15 people WHAT'S INCLUDED: • All entrance fees (Hagia Sophia, Blue Mosque, Basilica Cistern) • Traditional Ottoman lunch at historic restaurant • Professional art historian guide • Audio headsets for clear commentary • Spice Bazaar tastings (Turkish delight, nuts, spices) • Grand Bazaar shopping guidance • Cultural briefing and historical context • Modest dress scarves for women (if needed) IMPORTANT INFORMATION: • 2.5 km walking distance - comfortable shoes essential • Modest dress required for religious sites • Free Wi-Fi and phone charging available • Tour covers 4.5 hours with lunch break • Photography allowed in most locations • Wheelchair accessibility limited due to historic sites