Istanbul Istanbul Istanbul (, or or ; ), historically known as Byzantium and before 1924 as Constantinople, is the most populous city in Turkey and the country's economic, cultural, and historic center. Istanbul is a transcontinental city in Eurasia, straddling the Bosporus strait (which separates Europe and Asia) between the Sea of Marmara and the Black Sea. Its commercial and historical center lies on the European side and about a third of its population lives on the Asian side. The city is the administrative center of the Istanbul Metropolitan Municipality (coterminous with Istanbul Province), both hosting a population of around 15
Church of St. Mary of the Spring (Istanbul) Also several Patriarchs are buried here. Characteristic of this cemetery are also several gravestones with Karamanli inscriptions, which constitute by far the largest surviving group in this language. The complex is also surrounded by two large cemeteries, respectively Armenian and Greek, each enclosed in high walls. About one kilometer south of the church is active an important Greek hospital, the "Balikli Rum Hastanesi Vakif" (“Balikli Greek Hospital Foundation”). Church of St. Mary of the Spring (Istanbul) The Monastery of the Mother of God at the Spring (full name in , pr. "Moni tis Theotóku tis Pigis"; Turkish name: "Balıklı Meryem