Armenia is located in the South Caucasus, bordered by Georgia from the north, Iran from the south, Azerbaijan from the north-east and the south-west and Turkey from the west. The Republic of Armenia occupies a territory of 29 800 square km, lying at an average altitude of 1800 meters above sea level. The highest point is Mount Aragats (4090m), while the lowest point is the valley of the Debed River (400m). The capital is Yerevan. According to the general census of 2003 the population of Armenia is 3,2 million, 1,1 million of which lives in Yerevan.