The Hajj is the pilgrimage

Pilgrimage

A pilgrimage is a journey or search of great moral or spiritual significance. Typically, it is a journey to a shrine or other location of importance to a person's beliefs and faith...

 to Mecca

Mecca

Mecca is a city in the Hijaz and the capital of Makkah province in Saudi Arabia. The city is located inland from Jeddah in a narrow valley at a height of above sea level...

, Saudi Arabia

Saudi Arabia

The Kingdom of Saudi Arabia , commonly known in British English as Saudi Arabia and in Arabic as as-Sa‘ūdiyyah , is the largest state in Western Asia by land area, constituting the bulk of the Arabian Peninsula, and the second-largest in the Arab World...

. It is one of the largest pilgrimages in the world, and is the fifth pillar of Islam

Five Pillars of Islam

The Pillars of Islam are basic concepts and duties for accepting the religion for the Muslims.The Shi'i and Sunni both agree on the essential details for the performance of these acts, but the Shi'a do not refer to them by the same name .-Pillars of Shia:According to Shia Islam, the...

, a religious duty

Fard

also is an Islamic term which denotes a religious duty. The word is also used in Persian, Turkish, and Urdu in the same meaning....

 that must be carried out at least once in their lifetime by every able-bodied Muslim

Muslim

A Muslim, also spelled Moslem, is an adherent of Islam, a monotheistic, Abrahamic religion based on the Quran, which Muslims consider the verbatim word of God as revealed to prophet Muhammad. "Muslim" is the Arabic term for "submitter" .Muslims believe that God is one and incomparable...

 who can afford to do so. The Hajj is a demonstration of the solidarity of the Muslim people, and their submission to God

God in Islam

In Islamic theology, God is the all-powerful and all-knowing creator, sustainer, ordainer, and judge of the universe. Islam puts a heavy emphasis on the conceptualization of God as strictly singular . God is unique and inherently One , all-merciful and omnipotent. According to the Islamic...

 (Allah

Allah

Allah is a word for God used in the context of Islam. In Arabic, the word means simply "God". It is used primarily by Muslims and Bahá'ís, and often, albeit not exclusively, used by Arabic-speaking Eastern Catholic Christians, Maltese Roman Catholics, Eastern Orthodox Christians, Mizrahi Jews and...

 in the Arabic language).

The pilgrimage occurs from the 8th to 12th day of Dhu al-Hijjah

Dhu al-Hijjah

Dhu al-Ḥijjah is the twelfth and final month in the Islamic calendar.This is a very sacred month in the Islamic calendar, marking the end of the year. It is in this month in which the Hajj takes place....

, the 12th and last month of the Islamic calendar

Islamic calendar

The Hijri calendar , also known as the Muslim calendar or Islamic calendar , is a lunar calendar consisting of 12 lunar months in a year of 354 or 355 days. It is used to date events in many Muslim countries , and used by Muslims everywhere to determine the proper day on which to celebrate Islamic...

.