Advantages of the Dünya Şehir Kartal apartment complex in Istanbul, Turkey, for foreign real estate investors. The Dünya Şehir Kartal project details – property type, location, project area, apartment types, and more. Amenities and apartment prices. The Kartal district of Istanbul and its characteristics. The district’s geography, history, infrastructure, and climate. The 2B Global Mühendislik A.Ş. development company in charge of the project. Current trends on the Istanbul real estate market. Expert assistance with real estate sale and purchase deals in Turkey.