Ankara Yenimahalle metro station. The Ankara Central Station is a major rail hub in Turkey. The Turkish State Railways operates passenger train service from Ankara to other major cities, such as: Istanbul, Eskişehir, Balıkesir, Kütahya, İzmir, Kayseri, Adana, Kars, Elâzığ, Malatya, Diyarbakır, Karabük, Zonguldak and Sivas. Commuter rail also runs between the stations of Sincan and Kayaş. On 13 March 2009, the new Yüksek Hızlı Tren (YHT) high-speed rail service began operation between Ankara and Eskişehir. On 23 August 2011, another YHT high-speed line commercially started its service between Ankara and Konya. On 25 July 2014, the Ankara–Istanbul high-speed line of
Ankara Roman world near Trier. The city was subsequently passed under the control of the Roman Empire. In 25 BC, Emperor Augustus raised it to the status of a "polis" and made it the capital city of the Roman province of Galatia. Ankara is famous for the "Monumentum Ancyranum" ("Temple of Augustus and Rome") which contains the official record of the "Acts of Augustus", known as the "Res Gestae Divi Augusti", an inscription cut in marble on the walls of this temple. The ruins of Ancyra still furnish today valuable bas-reliefs, inscriptions and other architectural fragments. Two other Galatian tribal centers,