Iraq: Shia Muslims flock to Imam Hussein and Abbas shrines for Arbaeen in Iraq’s Karbala.

SHOTLIST KARBALA, IRAQ (AUG. 4, 2026) 1. VARIOUS OF ARBAEEN PROCESSION AT THE IMAM HUSSEIN AND IMAM ABBAS SHRINES, WITH WORSHIPPERS CARRYING FLAGS AND BANNERSKARBALA, IRAQ - AUG. 4: Arbaeen commemorations continued in Iraq's holy city of Karbala, marking 40 days since the killing of Imam Hussein, the grandson of the Prophet Muhammad, and 72 of his companions. Local and foreign pilgrims gathered at the shrines of Imam Hussein and his brother Imam Abbas early Tuesday, Aug. 4, while large crowds filled the surrounding streets and joined religious processions. Arbaeen is one of the world's largest annual religious gatherings, with millions of people traveling, many on foot, between Najaf and Karbala.