IETT's D1 and D2 lines 15 opened for the people of Istanbul who would like to go on their hiking. Trekking lines will only work on weekends.
D1 Polonezköy - Üsküdar / which IETT has put into service for Istanbulites who want to go trekking, which has positive effects on the mental and physical health of people.Kadıköy and D2 Beşiktaş - Belgrad Forest lines will run on weekends during the summer months. The lines will start on Saturday, June 15, 2019.
Number D1 Kadıköy/ Route of Üsküdar-Polonezköy line; KadıköyWhile Numune Hospital, Doğancılar, Altunizade, Ümraniye, Çakmak Bridge, Şile Road, Çubuklu Houses, Polonezköy Mukhtarlik, Beşiktaş - Belgrad Forests line D2, Zincirlikuyu Metrobus, 4. Levent, Maslak, Haciosman, Ataturk Arboretum and Belgrad Forest. he will go to Göktürk.
Detailed information about timetables and routes www.iett.istanbul web address.