Salah El Din Citadel is the biggest citadel in Egypt it was built during the reign of Saladin,
it was built on Muqattam hills to be the main seat of government.
It was consists of two sections, military and dwelling section.
Salah El Din Citadel was built to be a defensive fortress as Saladin want to fortify Cairo from the danger of crusaders and from Shi’aa.
It has the best mosque of Mohammed Ali, the military museum,
to show the old collections weapons of the Egyptian army also there is the police museum and other mosques.
The citadel from outside it surrounded by the biggest mosques in Cairo.