Question: what is the source of the tigris river
Answer: Countries Turkey , Syria , Iraq Tributaries - left Batman , Garzan , Botan , Khabur , Greater Zab , Lesser Zab , ' Adhaim , Cizre , Diyala - right Wadi Tharthar Cities Diyarbakır , Mosul , Baghdad Source Lake Hazar - elevation 1,150 m ( 3,773 ft ) - coordinates 38 ° 29 ′ 0 '' N 39 ° 25 ′ 0 '' E ﻿ / ﻿ 38.