Day 1 imperial in Sultanahmet (Hippodrome, Blue Mosque, Hagia Sophia, Topkapi, Basilica Cistern, Grand Bazaar). Day 2 authentic in Golden Horn and Bosphorus (Süleymaniye, Fener, Balat, Spice Bazaar, cruise). Day 3 modern and Asian side (Dolmabahçe, Taksim, İstiklal, Galata, ferry to Kadıköy).