Horse fares for tourists. The card will cost you 6,000 rubles. If you come to Istanbul for a week, it turns out to be more profitable to use roaming. Moreover, modern smartphones allow you to use geolocation applications without Internet access. Moreover, there is Wi-Fi everywhere in hotels and cafes. From a week-long trip, we only used roaming packages for two days. It is most profitable to use a smartphone with esim, in this case you can connect more favorable local tariffs.