Azerbaijan border is an international border running from north to south across the Lesser Caucasus and spanning 1007.1 km (625.78 mi), with Armenia to the the west and Azerbaijan to the east.
Azerbaijan border is an international border running from north to south and from northwest to southeast across the Lesser Caucasus. The border spans 1007.1 km (625.78 mi), with Armenia mainly to the the west and Azerbaijan to the east.