Istanbul Province Istanbul Province Istanbul Province (), also the Istanbul Metropolitan Municipality ("İstanbul Büyükşehir Belediyesi") is a province of Turkey. It has an area of and is located in the Marmara region in the north-west of the country, bordered by Tekirdağ Province to the west and Kocaeli Province to the east. The Bosphorus Strait between the Black Sea to the north and the Sea of Marmara to the south divides Istanbul Province into European and Asian sides, which makes it one of only two transcontinental provinces in Turkey, along with Çanakkale Province. Istanbul Province has a population of 14,804,116 as of 2016,
St. Mary of Sakızağaç Cathedral, Istanbul St. Mary of Sakızağaç Cathedral, Istanbul The St. Mary of Sakızağaç Cathedral ( ) also called Surp Asdvadzadzin, or the Armenian catholic Cathedral of Istanbul Is the name given to a religious building belonging to the Catholic Church that follows the Armenian rite in full communion with the Pope in Rome, which is located in the city of Istanbul, the largest in the Eurasian country of Turkey. Not to be confused With the other two Catholic cathedrals in that same locality, the Cathedral of the Holy Spirit ("Saint Esprit Kilisesi"), which follows the Latin Rite and the cathedral of a