A Saudi worker stiches Islamic calligraphy in gold thread on a silk drape to cover the Kaaba at the Kiswa factory in the holy city of Mecca. Nov. 8, 2010. The Kaaba cover is called Kiswa and is changed every year at the culmination of the annual hajj or pilgrimage. The Kaaba, Islam's holiest site which stands in the centre of Mecca's Grand Mosque, contains the holy Black Stone which is believed to be the only piece remaining from an altar built by Abraham. (Mustafa Ozer - AFP/Getty Images)
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