(London Daily Mail) Millions of Muslims are converging on Saudi Arabia to prepare for the annual Hajj pilgrimage – one of the largest gatherings of people in the world.
Scores of pilgrims gathered inside the Grand Mosque after nightfall in anticipation of a religious journey that is considered one of the Muslim faith's greatest acts of worship.
Every adult Muslim is required to complete the Hajj pilgrimage at least once in their lifetime as long as they are physically and financially capable of making the expensive and difficult journey.
Advertisement - story continues below
Pilgrims wear unstitched folds of white cloth as they make the trek to Mecca's Grand Mosque, Islam's most sacred mosque.