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MADINA, SAUDI ARABIA - OCTOBER 9: A view of Masjid al-Nabawi (The Prophet's Mosque), where the tomb of Prophet Mohammad is located, visited by Muslim pilgrims in Madina after they accomplish their holy pilgrimage in the holy city of Mecca, Saudi Arabia on October 9, 2014. (Photo by Dilek Mermer/Anadolu Agency/Getty Images)

MADINA, SAUDI ARABIA - OCTOBER 9: A view of Masjid al-Nabawi (The Prophet's Mosque), where the tomb of Prophet Mohammad is located, visited by Muslim pilgrims in Madina after they accomplish their holy pilgrimage in the holy city of Mecca, Saudi Arabia on October 9, 2014.  (Photo by Dilek Mermer/Anadolu Agency/Getty Images)