Why is the Pyramid of Giza a world heritage site?

> It is the oldest pyramid in the Giza Necropolis, and the only one of the Seven Wonders of the Ancient World still largely intact.

> The Pyramid of Giza is a world heritage site because it is a unique example of ancient architecture and engineering, and because of its historical and cultural significance.

Here are some of the reasons why the Pyramid of Giza is considered a world heritage site:

* It is the largest pyramid in the world. The Pyramid of Khufu, also known as the Great Pyramid, stands 481 feet (146 metres) tall and has a base that measures 756 feet (230 metres) on each side. It is made up of an estimated 2.3 million blocks of stone, each weighing an average of 2.5 tons.

* It is one of the oldest surviving structures. The Pyramid of Khufu was built over 4,500 years ago, during the Old Kingdom period of ancient Egypt. It has survived numerous earthquakes, sandstorms, and other natural disasters, and is still standing today.

* It is a marvel of engineering and architecture. The Pyramid of Khufu was built using advanced construction techniques, including the use of ramps, sledges, and levers. It is also perfectly aligned with the four cardinal points of the compass, and its interior chambers are designed to create a precise echoing effect.

* It has a rich history and cultural significance. The Pyramid of Khufu was built as a tomb for Pharaoh Khufu, and it contains many artefacts and inscriptions that provide valuable insights into ancient Egyptian culture and religion. It is also a popular tourist destination, and has been visited by millions of people from all over the world.

In conclusion, the Pyramid of Giza is a world heritage site because it is a unique example of ancient architecture and engineering, and because of its historical and cultural significance.