Numerous fires now rage across the old city of Aleppo, a world heritage site, as battles between rebels and the Syrian army intensify.
Those opposed to President Bashar al-Assad say they are still in control of the Souk al-Medina, which was ravaged by fire in fierce fighting last Friday.
Forces loyal to the regime are increasing efforts to regain the city.
As well as the more than 30,000 lives lost in the 18-month uprising the country’s cultural jewels are also being destroyed.
UNESCO says as many as six of Syria’s ancient sites have been damaged.
Reports claim that Syrian army helicopter gunships hit the town of Salqeen in the north killing 17, including five children, three from the same family.
In the capital Damascus Assad’s troops shelled rebel strongholds to the east of the city.