Istanbul in the 1970s, as people from Anatolia migrated to the city to find employment in the many new factories that were built on the outskirts of the sprawling metropolis. This sudden, sharp rise in the city's population caused a large demand for housing, and many previously outlying villages and forests became engulfed into the metropolitan area of Istanbul. Istanbul is located in north-western Turkey within the Marmara Region on a total area of . The Bosphorus, which connects the Sea of Marmara to the Black Sea, divides the city into a European, Thracian side—comprising the historic and economic centers—and an
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