Four cities of Turkey, Istanbul, Izmir, Ankara and Adapazari have suburban services.
Marmaray is 13.6 km long crossing Bosphorus. 63 km is under construction, and planned to be opened by the end of 2017.
Trains are currently calling at Ayrilikcesmesi, Uskudar, Sirkeci, Yenikapi and Kazlicesme.
Izban is 110 km long. Suburban lines is planned to extent to 185 km in the future.
Ankara suburban service is 37 km long. There’s a project to upgrade the suburban lines and stations of Ankara (Baskentray) for a faster and better service.
Due to Baskentray project, there’s no suburban service for 2 months starting from July 2017.
Adaray is 10 km long, connecting Adapazari city center to high speed trains and Pendik-Arifiye regional express via Arifiye.
Cover photo by Steve Hobson