Church of St. Mary of the Spring (Istanbul)
The Monastery of the Mother of God at the Spring (full name in Greek: Μονὴ τῆς Θεοτόκου τῆς Πηγῆς, pr. Moni tis Theotóku tis Pigis; Turkish name: Balıklı Meryem Ana Rum Manastiri) or simply Zoödochos Pege (Greek: Ζωοδόχος Πηγή, "Life-giving Spring") is an Eastern Orthodox sanctuary in Istanbul, Turkey.
Source: Wikipedia — Church of St. Mary of the Spring (Istanbul) (CC BY-SA 4.0)