More than 2 million Muslims are taking part in this year's Hajj pilgrimage.
Pilgrims walk towards the Nimrah mosque near Mt Arafat during the annual Hajj pilgrimage outside the holy city of Mecca, Saudi Arabia
Visually impaired Muslim pilgrims walk towards Mountain Arafat accompanied by relatives.
Pilgrims from Indonesia arrive at the plains of Arafat on the eve of the annual Hajj pilgrimage
Pilgrims take photos at Jabal al-Rahma, or the Mountain of Mercy.
The five-day pilgrimage is required of all financially and physically able Muslims at least once in their lifetimes.
Pilgrims gather on Jabal al-Rahma, on the plains of Arafat. Around 54 million pilgrims have attended the Hajj over the past 25 years, according to official figures
During Hajj, male pilgrims wear two unstitched pieces of white cloth that cover their body, known as the ihram. Women wear loose-fitting clothing.
A pilgrim prays on Jabal al-Rahma, or the Mountain of Mercy
For Muslims, the Hajj re-enacts the farewell pilgrimage of the Prophet Muhammad in the year 632. It is a central pillar of the Islamic faith meant to cleanse followers of sin and bring them closer to God.