Pictures Luxury Hotel. Located in the guts of Nisantasi neighbourhood, The St. Regis Istanbul offers signature 24-hour St. Regis Butler Support and elegantly decorated rooms with air-con. The assets has an indoor pool as well as a terrace with city watch. Free WiFi access is available all over the premises. http://ezproxy.cityu.edu.hk/login?url=https://5starhotelsinistanbulturkey.com/