 This period is characterized by the Kur-Araxes culture which extended beyond the territory of today's Azerbaijan to the whole Transcaucasia, north-west Iran, Eastern Anatolia, Daghestan, Northern Caucasus, Syria and Palestine and other areas.Discovering similar archeological items or settlements in all these areas showed that the population increased and spread across vast territories.Settlements were constructed on mountain slopes, natural mounds and river bank, in addition to artificial mounds.