A shop selling safes is seen at the Al-Madina Souq market in Aleppo in this March 3, 2011 file photo. Hundreds of shops were burning in the ancient covered market in Aleppo on September 29, 2012 as fighting between rebels and state forces in Syria's largest city threatened to destroy a UNESCO world heritage site. Aleppo's Old City is one of several locations in Syria declared world heritage sites by UNESCO, the United Nations cultural agency, that are now at risk from the fighting. Picture taken March 3, 2011. REUTERS/Fabian Bimmer/Files (SYRIA - Tags: CIVIL UNREST TRAVEL)