Mohamed Mahmoud Street political mural before it was white-washed by authorities (Photo: Ewan Camero

Political prisoner 'Sambo' painted before arrest on June 28 (Photo: Ewan Cameron)

Ultras martyrs from February's Port Said massacre (Photo: Ewan Cameron)

A scene from ancient Egyptian mythology (Photo: Ewan Cameron)

Ancient Egyptian women on Mohamed Mahmoud wall (Photo: Ewan Cameron)

Port Said martyrs including 14-year-old Anas (Photo: Ewan Cameron)

Scenes from ancient Egypt (Photo: Ewan Cameron)

Egyptian security forces depicted on the wall (Photo: Ewan Cameron)

Revolutionary martyr Sheikh Emad Effat killed December 2011 (Photo: Ewan Cameron)