Conversation so far:
who ordered the great pyramid of giza to be built
Egyptologists believe the pyramid of Giza was built as a tomb for the Fourth Dynasty Egyptian pharaoh Khufu.
why is the pyramid of giza significant
The Great Pyramid of Giza is the oldest of the Seven Wonders of the Ancient World, and the only one to remain largely intact.
what materials is the pyramid of giza made of
5.5 million tonnes of limestone, 8,000 tonnes of granite (imported from Aswan), and 500,000 tonnes of mortar were used in the construction of the Great Pyramid of Giza.
what type of pyramid is the giza pyramid
The Great Pyramid of Giza is a true pyramid.

Question: when was the pyramid constructed
Self-contained rewrite: when was the giza pyramid constructed