Which city in Turkey is the first stop of Sister Flower's tour group?

The first stop of Sister Hua's tour group is Istanbul, Turkey.

Related introduction:

March 15, 215 (Phase I)

Four fancy sisters and porter's younger brother Ray Ma met in Shanghai and left for Turkey. Victoria Song arrived in Turkey ahead of schedule, and then made peace with the porters and sisters.

March 22, 215 (Phase II)

Start the first day of the journey and visit the three major sights of Istanbul: Hagia Sophia, Underground Palace and Blue Mosque; After encountering a large number of fans in Victoria Song, the shooting was interrupted; Make hot pot together in the hotel at night.

other information:

Istanbul (Turkish:? Stanbul) is the largest city and port in Turkey, as well as the economic, trade, finance, news, culture and transportation center of the whole country. A world-famous tourist attraction and one of the bustling international metropolises. Istanbul is not only the largest city in Turkey and the former capital of Ottoman Turkey, but also the center of Turkey's economic life, because it is located at the junction of international land and sea trade routes. Istanbul is also the largest industrial center in Turkey. Istanbul is also considered as a global city and one of the fastest growing metropolitan economic zones in the world. Many Turkish companies and media have their headquarters here.