the clock tower of the great mosque of muhammad ali pasha or alabaster mosque in citadel of cairo, salah el din castle, cairo

africa alabaster ali ancient arabic architecture building cairo castle citadel city clock constantinople court courtyard decades din dome eastern egypt egypt's empire exterior famous fortress fountain great history holy islam islamic landmark minaret mohammed mosque muhammad muhammed muslim old oriental ottoman pasha pray public religion religious salah sky sultan ticking time tourist tower travel turkish view worship yard