How Muslims perform the rituals of the Hajj pilgrimage to Mecca. Millions of Muslims from around the world gather annually in Mecca in anticipation of Hajj- the Muslim pilgrimage, which follows the actions of the Prophet Muhammad. Taking part in the pilgrimage at least once in one's lifetime is a major obligation for all able-bodied Muslims of financial means and between two and three million people participate in the six-day ritual every year. Hajj occurs in the 12th month of...