Once a year, large numbers of Muslim pilgrims converging on Saudi Arabia unite in religious rituals and acts of worship as they perform the Hajj, one of the pillars of Islam. They fulfill a religious ...

Millions of Muslims from all over the world have converged on Mecca in Saudi Arabia to partake in Islam's annual Hajj pilgrimage, one of the largest religious gatherings in the world. In the coming ...

Muslim pilgrims gather to perform noon and afternoon prayers at Namira Mosque in Mount Arafat, southeast of the Saudi holy city of Mecca, on September 23, 2015. MOHAMMED AL-SHAIKH / Getty Images Once ...