Kocaeli
Kocaeli is counting third largest city in the Marmara region, with close to 2 million population. This city is strategic in every sense. İt is neighbor of three largiest cities such us Istanbul, Bursa and Sakarya. Kocaeli is an an idustrial city of Turkey, and it makes great contributions to the economy of Turkey. Kocaeli, which has a coast to the Marmara Sea and the Black Sea, so it is one of the important cities of Turkey in terms of natural beauties.