Question: how old are the oldest pyramids?
Answer: Pyramid of Menkaure. Year Built: c.2490 BCE. ...  Pyramid of Khafre. Year Built: c.2520 BCE. ...  Great Pyramid of Giza. Year Built: c.2580 – 2560 BCE. ...  Red Pyramid. Year Built: c.2600 BCE. ...  Bent Pyramid. Year Built: c.2600 BCE. ...  Pyramid of Meidum. Year Built: c.2600 BCE. ...  Caral Pyramids. Year Built: c.2627 BCE. ...  Pyramid of Djoser.