The Mosque of Ibn Tulun, Cairo, Egypt is the second oldest mosque in Egypt and Africa surviving in its full original form, and is the largest mosque in Cairo in terms of land area. The Mosque of Ibn Tulun was constructed by Ahmed Ibn Tulun between AD 876 and 879 and modeled on the Kaaba in Makkha (Saudi Arabia). Since Ibn Tulun is an open space, it brings in a lot of sun and shadows.

Its decorations being created from carved stucco and wood. On the mosque's northern side is the 40-meter-high minaret with a fine horseshoe arch over the entrance and a spiral staircase swirling through the interior.The mosque is an active place of worship.

The Mosque itself is quite large and sits in the middle of a large square with prayer nooks. The Mosque is pretty basic, unlike many churches and cathedrals that have lots paintings, statues, gold gilding, etc..

At the time of visiting the mosque women need to cover their heads; arms and legs and all visitors will need to leave their shoes or have shoe covers put over shoes prior to entering the mosque.