Great Pyramid of Giza
The world's tallest structure for nearly four millennia

The Great Pyramid, built for Pharaoh Khufu at Giza, rose about 146 metres high. It remained the tallest human-made structure for nearly four millennia and is the only surviving Wonder of the Ancient World.
Wikipedia (Russian) · Wikipedia (English) · 26th century BC
Did you know
When the Great Pyramid of Giza was built, woolly mammoths still lived on Wrangel Island — the last of them died out only around 2000 BC.
Cleopatra (born 69 BC) lived closer in time to the Moon landing (about 2,040 years) than to the building of the Great Pyramid (about 2,490 years).
The Peruvian city of Caral, with its stepped pyramids, flourished in the same age as Egypt's pyramids — more than 4,000 years before the Incas.
The Shigir Idol from the Urals was carved about 11,500 years ago. When the Great Pyramid was built, it was already almost 7,000 years old, older than the pyramid is today.
Chinchorro fishermen on the Chilean coast were mummifying their dead by about 5000 BC; their mummies predate Egypt's by some two thousand years.