Ключевые слова: 4th dynasty, africa, ancient, ancient mysteries, archaeology, archeology, architecture, burial, desert, egypt, egypt pyramids, egypt travel, egyptian, historic, landmark, lost technology, mastaba, mastaba 17, maydum, meidum, mortuary temple, necropolis, old, old kingdom, pharaoh, pyramid, ruins, rundown, sand, sneferu, step pyramid, stone,