Tsitsernavank is located in a long river valley of the Lachin Corridor. To reach it on your way into Karabakh thru the Lachin Corridor, you must turn left a few meters before the Karabakh border post and head north into the valleys. There are two branches of road you can take at this point and you should choose the left one. This road will take you all the way to Tsitsernavank without any turns or complications. When you see it, you should head left across the river and drive up to it.