Istanbul–Ankara railway the undertaking, von Siemens formed the Ottoman Anatolian Railway (CFOA) on 4 October 1888 to build and operate the railway for 99 years. The CFOA started construction further from Izmit in May 1889 and purchased the Istanbul-Izmit railway for 6 million CHF. Istanbul–Ankara railway The Istanbul–Ankara railway () is a long electrified railway in Turkey. The line connects Turkey's largest city, Istanbul, to the capital and second largest city, Ankara; making it one the busiest railways in the country in terms of passenger and freight rail traffic. The railway runs parallel to the Ankara-Istanbul high-speed railway and in several sections,
Ankara University Observatory Ankara University Observatory The Ankara University Observatory (AUG) (), is a ground-based astronomical observatory operated by the Astronomy and Space Sciences Department at Ankara University's Faculty of Science. Established in 1959 by Dutch astronomer Egbert Adriaan Kreiken in Ahlatlıbel, Ankara. Currently, it consists of nine optical telescopes and a radio telescope, which is currently taken out of service. Old instruments are displayed in a museum at the observatory. Ankara University's Faculty of Science decided in 1954 to establish an observatory to begin with astronomical studies. Ahlatlıbel in Gölbaşı, Ankara was chosen as the ideal site, a location with dark skies