Haydarpasa Train Station until 2012 the main city terminal for trains travelling to and from the Anatolian side of Turkey. It used to be Turkey's busiest railway station.In January 2012, Haydarpaşa Railway Station closed to allow for the construction of a high-speed rail line between Istanbul and Ankara. Heavily damaged during World War I but rebuilt in its present configuration, Haydarpaşa witnessed the country’s transformation from the Ottoman Empire to the Turkish Republic.The meticulous restoration work at Haydarpaşa train station, aimed at preserving its historical charm, is set to be completed by 2024