More than 2 million Muslims from more than 70 countries journey to the holy city of Mecca to make the spiritual pilgrimage known as The Hajj. The pilgrimage is one of the five Pillars of Islam that form the framework of Islamic life. It is a journey that all Muslims who are physically and financially able are expected to undertake at least once. This year, The Hajj began on December 28 and ended on January 2.