
Shiite Muslim pilgrims march from Iraq's capital Baghdad on their way to Karbala on Monday. AFP
Shiite Muslim pilgrims march from Iraq's capital Baghdad on their way to Karbala on Monday. AFP
Arbaeen: why do millions of Shiite pilgrims gather in Iraq every year?
The religious ritual is a commemoration of the killing of Prophet Mohammed's grandson during the 7th century battle at Karbala