Saqqara contains the oldest complete stone building complex known in history, the Pyramid of Djoser, built during the Third Dynasty. Another sixteen Egyptian kings built pyramids at Saqqara, which are now in various states of preservation. It remained an important complex for non-royal burials and cult ceremonies for more than 3000 years, well into Ptolemaic and Roman times.
The Dahshur pyramids were an extremely important learning experience for the Egyptians. It provided them with the knowledge and know-how to transition from step-sided pyramids to smooth-sided pyramids.
The first of the Dahshur pyramids was the Bent Pyramid (2613–2589 BC), built under the rule of King Sneferu. King Sneferu ordered the building of the second pyramid of Dahshur, the Red Pyramid.
Memphis or Men-nefer was the ancient capital of Inebu-hedj, the first nome of Lower Egypt that was known as mḥw ("north"). It is an open museum now contains the statue of Ramses the second and the Sphinx of Memphis.