Red Pyramid
In building himself a mastaba, Shepseskaf broke with the Fourth Dynasty tradition of constructing large pyramids. Indeed, his predecessors built two pyramids at Giza and one in Abu-Rawash; while Sneferu, the founder of the Fourth Dynasty, alone constructed three pyramids in his reign, most notably the Bent Pyramid and the Red Pyramid. It is not clear why Shepseskaf did not start a pyramid for himself and several theories have been put forth to explain this choice: