This is what Aleppo looked like before the war

(CNN)Before Aleppo was a city under siege and the front line of the civil war in Syria, it was a bustling city. Aleppo was a commercial hub, home to a souk and a citadel, to a grand mosque and to more than 2 million people.

This is what Aleppo looked like before the war.

And here is what it looks like now: