Hajj
Hajj is a sacred pilgrimage done by Muslims to Makkah, Saudi Arabia every year and is the largest in the world. Hajj is the fifth pillar of obligation to be executed as subjected to the Pillars of Islam, this religious obligation shall be performed by Muslims at least once in their entire lives for those who are capable and capable of doing so. Hajj shows unity and brotherhood among Muslims as well as soul surrender to Allah. This pilgrimage is performed on 8 to 12 days of Zulhijjah, the last month in the Islamic calendar. Because the calendar is a qamari calendar and it contains 11 days less than the Gregorian calendar, the day of pilgrimage according to Gregory's date often changes from year to year.