Visiting Kadir Has University former Cibali Tabocco Factory with its museum, the Cibali Gate, St. Nicholas Greek Orthodox Church, Gül Camii (Hagia Theodosia Church), Kantemir House, Fener Greek Orthodox Church of the Virgin Mary (the oldest church still active in the city), Fener Greek High School, The Building of Orthodox Patriarchate and the Church of St. George, Sveti Stefan (Bulgarian Orthodox Church), Ioannis Prodromos Church (Tur-ı Sinai Monastery), Balat district, the Armenian Church of Surp Hreşdagabet, the Ahrida Synagogue, Ayvansaray district, Church of St. Mary of Blachernae and the Hagiasma (fountain holy water), interesting Jewish, Greek and Armenian structures, city walls and examples of civil architecture (some of the indicated buildings will be seen from outside).