Palestinian children gather around a makeshift cube representing the holy Kaaba in Gaza City, on October 22, 2012, as part of training children how to perform Hajj pilgrimage. Muslims from around the world flood Saudi city of Mecca to perform the annual Hajj pilgrimage, which is one of the five pillars of Islam, starting on October 24. AFP PHOTO/MOHAMMED ABED (Photo credit should read MOHAMMED ABED/AFP/Getty Images)
