Visit the two major highlights of historical Istanbul with a small group of max 12 people See the Hagia Sophia from inside out and enjoy the mosaics gallery Learn about the Ottomans as you walk through Topkapi Palace and choose to visit the Harem as an option at the end Have the privilege of a professional and local guide for priority admission and skip-the-lines Late departure for more flexibility and vacation off time Enjoy the privileges of a small group tour of max 12 people