The pyramid complexes of Pharaohs Khufu, Khafre, and Menkaure collectively make up the site known as the Great Pyramids of Giza. However, the solitary Great Pyramid of Giza was built by Pharaoh Khufu alone.
The Pyramids of Giza (including the Great Pyramid) were built during the Old Kingdom. Most pyramids were built during the Old and Middle Kingdoms.
King Khufu( or pharaoh) built the great pyramid in Egypt during the old kingdom
the Old Kingdom
so that means a lot of pyrimads were built and expecially the Great Pyramid of Giza
The Great Pyramid of Khufu (Kufu) was built first, during the Fourth Dynasty of the Old Kingdom of Egypt. It is the largest of the three pyramids at the Giza pyramid complex. The Pyramid of Khafre was built next, with Khufu's son, Pharaoh Khafre, as its builder.
It is generally accepted that the Sphinx was built by Pharaoh Khafre - c2575 to c2465 BC - during the Old Kingdom, the age of the great pyramid builders.
The Great Sphinx was built in Ancient Egypt during the Old Kingdom. It was about the 4th dynasty.
The Pyramid of Giza was built by the Pharaoh Khufu during the Fourth Dynasty of the Old Kingdom of Egypt. It is one of the Seven Wonders of the Ancient World and is the largest of the three pyramids in Giza.
The earlier pyramids built in the Old kingdom including the Great Pyramid were built from limestone and granite blocks. In the middle kingdom they were made from bricks that where made out of mud with an outer casing of stone.
The Pharaoh who built the Great Pyramid was Khufu.
The Egyptian empire did not have just one high point, but some say it was strongest during the new kingdom of Egypt. The largest pyramid, The Great Pyramid of Giza (also known as the Pyramid of Khufu or the Pyramid of Cheops), was built in the old kingdom of Egypt, so it is partly your decision/opinion of the high point of the Egyptian empire.
The Great Pyramid of Cholula.