Great Mosque of Mecca Great Mosque of Mecca The Great Mosque of Mecca, also called "Al-Haram Mosque" (, "the Forbidden Mosque", "the Holy Mosque" or "the Sacred Mosque") or "Grand Mosque of Makkah", is the largest mosque in the world, and surrounds the Islamic "Qiblah", that is the "Ka‘bah" in the Hejazi city of Mecca, Saudi Arabia. Muslims face the Kaaba while praying. One of the Five Pillars of Islam requires every Muslim to perform the "Ḥajj", one of the largest annual gatherings of people in the world, at least once in their lifetime when able to do so, including circumambulating the Kaaba. It
Mecca more when Ali, the fourth caliph, took power choosing Kufa as his capital. The Umayyad Caliphate moved the capital to Damascus in Syria and the Abbasid Caliphate to Baghdad, in modern-day Iraq, which remained the center of the Islamic Empire for nearly 500 years. Mecca re-entered Islamic political history during the Second Islamic Civil War, when it was held by Abd Allah ibn al-Zubayr, an early Muslim who opposed the Umayyad caliphs. The city was twice besieged by the Umayyads, in 683 and 692. For some time thereafter the city figured little in politics, remaining a city of devotion and