Aleppo is a city in northern Syria, capital of the Aleppo Governorate; the Governate extends around the city for over 16,000 km˛ and has a population of 4,393,000, making it the largest Governate in Syria. Aleppo is one of the oldest inhabited cities, it knew human settlement since the 11th millennium B.C. through the residential houses which were discovered in Tell Qaramel.