Who built the pyramids of egypt and what were they used for?

The Pyramids of Egypt were primarily built by the ancient Egyptians during the Old and Middle Kingdom periods, with the most famous ones constructed under the Pharaohs Khufu, Khafre, and Menkaure. These monumental structures served as elaborate tombs for the pharaohs, reflecting their power and ensuring their safe passage to the afterlife. The pyramids were also intended to honor the gods and demonstrate the pharaohs' divine right to rule.