Tourism in Turkey important tourism spots not only in Turkey but also in the world. There are thousands of hotels and other tourist-oriented industries in the city, catering to both vacationers and visiting professionals. Turkey's largest city and metropolis and a leading global city, Istanbul, has a number of major attractions derived from its historical status as capital of the Byzantine and Ottoman Empires. These include the Sultan Ahmed Mosque (the "Blue Mosque"), the Hagia Sophia, the Topkapı Palace, the Basilica Cistern, the Dolmabahçe Palace, the Galata Tower, the Grand Bazaar, the Spice Bazaar, and the Pera Palace Hotel. Istanbul has also recently
Syrians in Turkey Syrians in Turkey Syrians in Turkey includes Turkish citizens of Syrian origin, Syrian-born citizens and Syrian refugees. Istanbul; the most populous city in Turkey, hosts the highest number of Syrians (approximately 538,000 people) Syrians in Turkey include migrants from Syria to Turkey, as well as their descendants. The number of Syrians in Turkey is estimated at over 3.58 million people as of April 2018, and consists mainly of refugees of the Syrian Civil War. In 2017, Syrian citizens accounted for 24% of all work permits granted to foreign nationals, making Syrians the largest single group of foreign nationals with work