Ardabil (Persian and Azerbaijani: اردبیل ) is a historical city in north-western Iran. The name Ardabil probably comes from the Zoroastrian name of "Artavil" which means a holy place. Ardabil is the center of ArdabilProvince. At the 2006 census, its population was 412,669, in 102,818 families. The dominant majority of whom are ethnic Azerbaijanis. Notable for its silk and carpet trade tradition, the ancient Ardabil Carpets are considered some of the best of the classical Persian carpet creations. Ardabil is also known as the seat of a World Heritage Site: the sanctuary and tomb of Shaikh Safî ad-Dîn, eponym of the Safavid Dynasty.