Save time and money on Istanbul’s top attractions with an Istanbul Tourist Pass, with a choice of 3- or 7-day digital city pass. This comprehensive sightseeing pass grants you: skip-the-line admission to Hagia Sophia and Topkapi Palace museums; a hop-on hop-off city bus tour and Bosphorus Strait boat tour plus an evening performance of whirling dervishes, and Istanbul SEA LIFE Aquarium.