The Hajj (Ḥaǧǧ)'s a pilgrimage to Mecca (Makkah). It's the largest annual pilgrimage in the world, and's the fifth pillar of Islam, an obligation that must be carried out at least once in their lifetime by every able-bodied Muslim who can afford to do so. The Hajj's a demonstration of the solidarity of the Muslim people, and their submission to Allah(God). The pilgrimage occurs from the 7th to 10th day of Dhu al-Hijjah, the 12th month of the Islamic calendar. Because the Islamic… (More on Hajj)