Cairo Mosques
Founded by Amr Ibn El – Aas in 642 ( 21 Hijira ) , North of the site of the Roman fortress of Babylon in Old Cairo. It is considered the oldest mosque in Egypt.Simple in design , its present plan consists of an open sahn (court) surrounded by four riwaqs (colonnade), the largest being the Qiblah riwaq with marble pillars. Some of the wooden beams still bear Byzantine decorations in the form of vine leaf cluster motifs .

Mosque of Ahmed Ibn Tulun, Cairo
Situated in Sayyedah Zeinab area, it was built by Prince Ahmad Ibn Tulun in 879 ( 265 Hijira ). It is the largest mosque in Egypt which still retains its original architectural structure . It is of simple design consisting of an open sahn (court) with an ablution fountain in the center , surrounded by four riwaqs , the largest being the Qiblah riwaq (colonnade). The high – walled additions are found on the South , West and North sides. The mosque's walls are decorated with 128 latticed windows made of gypsum . The mihrab is made of marble and gilted mosaic and bordered by four columns with leaf – like crowns. The pulpit is made of wood and dates back to the Mamluk period.

Al – Azhar Mosque, Cairo
This mosque is located in the middle of an area teaming with the most beautiful Islamic monuments from the 10th Century AD and later. It was named “ Al – Azhar ” after Fatma Al – Zahraa, the daughter of Prophet Mohamed .

The Mosque and Madrasah ( School ) of Sultan Hassan, Cairo
Built in 1356 ( 757H) , this mosque lies at the junction of Al – Qala ( the Citadel )street and Salah El – Din Square . It was built by Sultan Hassan Ibn Qalawon as a mosque and madrasah ( school ) to teach the four sects of Islam. It is composed of an open court , surrounded by four iwans ( sections ) for the four school..

Mohamed Aly Mosque at the Citadel, Cairo
Built in 1830 ( 1246 Hijira )in the citadel of Salah Al – Din Al – Ayyubi along Ottoman lines of byzantine origins , the mosque comprises a square – shaped riwaq ( gallery )for prayers , covered by a dome over the mihrab .On the wall stands the clock tower , a gift from Louis Philippe , king of France .