3,000 Muslims in Beijing celebrate Id al-Adha Festival on December 20, 2007. 'Id al-Adha is an important Islamic festival, is celebrated during the Hajj, a religious pilgrimage undertaken during the last month of the Islamic year. All Muslims are called upon to make the pilgrimage to Mecca once a year. [Photo: Xinhua]

Muslims in Xinjiang Uygur Autonomous Region celebrate Id al-Adha Festival on December 20, 2007. 'Id al-Adha is an important Islamic festival, is celebrated during the Hajj, a religious pilgrimage undertaken during the last month of the Islamic year. All Muslims are called upon to make the pilgrimage to Mecca once a year. [Photo: Xinhua]