step pyramid at saqqara is the oldest surviving large stone building in the world. built by the architect imhotep in saqqara for

great step pyramid saqqara djoser old monument history egypt desert travel cairo tourism architecture antique africa zoser culture ancient archeology egyptian tourist stone landmark tomb place sightseeing pharaoh sahara sanctuary cloud sky beautiful attraction oldest touring shrine sepulchre imhotep fragments evening sunset dawn sun morning dusk sunrise complex sakkara saccara