Day 1 — Historic PeninsulaMorning: Hagia Sophia — arrive at opening to beat the queuesMidday: Blue Mosque (Sultan Ahmet Camii) across the squareAfternoon: Topkapi Palace and Harem tourEvening: Sunset from the Galata Tower, then dinner in BeyogluDay 2 — Grand Bazaar & Spice MarketMorning: Grand Bazaar exploration — 4,000+ shops across 61 covered streetsMidday: Egyptian Spice Bazaar for teas, spices, and lokum (Turkish delight)Afternoon: Bosphorus cruise (2-hour short tour from Eminonu)Evening: Karakoy neighborhood for meyhanes and rakiDay 3 — Asian SideMorning: Ferry to Kadikoy — Moda neighborhood, fish sandwich by the portMidday: Bagdat Avenue for shopping and cafesAfternoon: Buyukada (Princes' Island) by ferry — horse-drawn carriages, no carsEvening: Return and dine in NisantasiDay 4 — Chora Church & City WallsMorning: Chora Church (Kariye Mosque) — extraordinary Byzantine mosaicsMidday: Walk along the ancient Theodosian WallsAfternoon: Balat neighborhood's colorful Ottoman houses and antique shopsEvening: Rooftop bar overlooking the Golden HornDay 5 — Dolmabahce & Bosphorus ShoreMorning: Dolmabahce Palace on the European Bosphorus shoreAfternoon: Besiktas market and Ortakoy mosqueEvening: Bebek waterfront for a final Bosphorus dinner