Arbaeen pilgrims are enduring intense heat, reaching 47 degrees Celsius, as they walk from Najaf to Karbala in Iraq.
Arbaeen marks the end of the 40-day mourning period for Imam Hussein, the grandson of the Prophet Muhammad, who was martyred in the 7th century.
Despite the extreme conditions, hundreds of thousands of devoted participants continue their journey, showcasing their deep faith and resilience in the face of challenging weather.
Arbaeen Walk is known as the largest human gathering in the world.
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