the tombs of the caliphs . cairo. egypt

africa allah ancient antique arab arabic arch architectural architecture ayyub belief beliefs brick bricks building burial cairo caliph caliphs capital cementery city civilisation culture dead deads dome east egypt egyptian exterior famous god graveyard hassan hawa heritage historic holy ibn idul islam islamic jamaah kubbet landmark longstanding mamelucs memorial middle minaret mohamed monument moslem moslems mosque muslim muslims necropolis old outdoors pray prayer religion religious respect ruins sand stone stones sultan sunny tomb tombs traditional travel unesco wonders world worship