Shiite Muslim devotees at the Imam's shrine in Iraq's central city of Karbala on Wednesday during the Arbaeen religious festival.
Shiite Muslim pilgrims walk through the city of Al Khidr in Iraq's southern Muthanna governorate.
Shiite Muslim pilgrims walk through the city of Nasiriyah in Iraq's southern Dhi Qar province.
Shiite Muslim pilgrims march from Baghdad towards the shrine city of Karbala.
Shi'ite Muslim pilgrims walk along a muddy shore on the Gulf to the holy city of Kerbala.
A Shiite Muslim pilgrim waves a flag as he walks in mud near the Gulf waters at the start of his march from Iraq's southern city of Al Faw towards Karbala.
Water drips from the hair of a Shiite Muslim pilgrim after bathing in the Gulf waters at the start of his march from Iraq's southern city of Al Faw towards Karbala.
Members of the scouting movement and other Shiite Muslim devotees march in Lebanon's eastern city of Baalbeck.
Shiite pilgrims mark the holiday of Arbaeen.
Men distribute fruits to Shiite Muslim pilgrims marching from Baghdad towards the shrine city of Karbala.
Shiite pilgrims mark the holiday of Arbaeen,
Shiite pilgrims mark the holiday of Arbaeen.
Shi'ite Muslim pilgrims take part in a mourning ceremony.
Shiite pilgrims mark the holiday of Arbaeen.
Shi'ite Muslim pilgrims attend prayers during the holy Shi'ite ritual of Arbaeen at the shrine of Imam Hussein, in the holy city of Kerbala.
Shiite Muslim pilgrims take part in the Arbaeen religious festival in the shrine city of Karbala.
Shiite Muslim pilgrims take part in the Arbaeen religious festival in the shrine city of Karbala.