Hajj in Islam is a Holy and sacred pilgrimage which is performed by Muslims at Masjid al-Haram in Mecca, Saudi Arabia. Hajj is one of the five pillars of Islam. Hajj is performed in the month of Dhul Hijjah, it is the 12th and the last month in the Islam calendar. Hajj in Islam is a spiritual duty, which is obligatory on every Muslim,( if they can afford it financially and physically).