10.04.2010, Heybeliada, Istanbul, Turkey - View of the Princes' Islands in the Sea of Marmara, off Istanbul. They are a popular destination for day trippers from the big city. In the centre: Heybeliada, the second largest of the islands, on the knoll the Greek Orthodox Agia Triada Monastery with the Halki Seminary of the Ecumenical Patriarchate of Constantinople closed in 1971 by the Turkish public authorities. 00A100410D523CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NO (c) caro images / Andreas Bastian, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]