İstanbul is very important place in the world.The city is spread over an area of  7.500 km2  150 km long and 50 km wide.Istanbul became the biggest and the most crowded city of  Europe.Because, ıts location between Asia and Europe, the city always had a great geopolitical importance.the city population is estimate 12 to15 millions.Around 2 millions  tourists visit İstanbul every year.They are see the historical and natural beauties of the city. The city has a lots of historical mosque,church and museums of Turkey.


Located in central Istanbul, ski the world, famous for its historical monuments and magnificent scenic beauties, important megapole. The continents of Asia and Europe, a narrow sea strait "Bosphorus" are separated by place, the only city on two continents. Istanbul has a history of over 2500 years, followed by the establishment of this strategic region where land meets sea was an important trade center. Three sides by the city of Istanbul on the Sea of Marmara, the Bosphorus and the Golden Horn is located on a peninsula surrounded by. It's three great empires, Roman, Byzantine and Ottoman Turks as a capital, for a period in excess of 1600 more than 120 emperors and sultans ruled the world from here. Is the only city in the world has this feature. During its development, the city walls were built at a time 4 times extended further to the west. Surrounded by 5th century Roman city walls, built on 7 hills in Istanbul, masterpieces of Turkish art, these shall Perched on the "crowns", the Sultan mosque is decorated with. Every aspect of the city's skyline is beautiful, gorgeous and serene. Which is a very secure natural harbor, the Golden Horn has played an important role in the development of the city. Take place at the junction of the main roads reaches the sea, easily defendable peninsula, an ideal climate, rich and generous nature, characteristics and geographical location, such as the strategic center of the world have control of the Straits fortune of Istanbul.

As a capital of empires, the administrative center of the state with religion has been, since its establishment Patriarchate of Eastern Christians has been headquartered in the city, the largest early churches and monasteries of the Christian world rose of the pagan temples.
In a period of a hundred years after the conquest of Istanbul's mosques, palaces, schools, baths and other facilities the city crossed the Turkish character, ruined some of the existing churches were converted to mosques in the repair and modification.