Najaf ,is a city in Iraq about 160 km (roughly 100 miles) south of Baghdad. Its estimated population in 2008 is 560,000 people. It is the capital of Najaf government. It is widely considered the third holiest city of Shi’a Islam and the center of Shia political power in Iraq. The city is home to the Imam Ali Shrine, and hosts millions of pilgrims yearly.