The Tendürek Dâgi is a shield volcano in theTurkish province of Ağrı in the district Diyadinnear the Iranian border. He is with 3533 m one of the highest mountains in the country .The ridge runs in an east -west direction. TheTendürek has two cones and a crater lake onthe eastern slope with 500 m diameter and isTurkey 's most active volcano . Its lasteruption of gas and ash was carried out in1855. The outbreaks and the emergence ofthe volcano left broad lava flows , nowcovering 500 km ². At the eastern flankcomes from the mountain water vapor and sulfur fumes , which the environment of thecrater has turned yellow . The temperature of the vapor is 60 ° C. At the foot of themountain , the river Bendimahi springs .(Wikipedia)Tendürek DâgiLocation: 39.37° N, 44.87° EElevation: 3.584 mHOME21. May 2010