The Britain-based Syrian Observatory for Human Rights has said "tens of people" were killed in an air strike by a Syrian Air Force fighter jet, which hit a bakery in a town near the central city of Hama.
Rebels have been clashing with government forces is recent days in the region around Halfaya, some 25 kms (15 miles) north west of Hama.
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The north Yorkshire town of Tadcaster was divided since the historic bridge was damaged by floods at Christmas.
Syrian President Bashar al-Assad has vowed to regain control of the entire country but warned it could "take a long time".
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