narrow passge leading to the burial chamber inside the red north pyramid of dahshur of king sneferu, named for the rusty reddish

africa ancient antique bat bent burial cairo called ceiling chamber cheops corbel dahshur desert egypt egyptian giza great heritage history hue inside khafree khufu king kingdom leading limestome limestone monument mortuary named narrow necropolis north old passage passge pharaoh pyramid pyramids red reddish retro rock ruin rusty sand sinfro sneferu stone stones temple tomb tourism travel tura unesco vault vintage world