As they pressed onward, the Pyramid of Khufu gradually revealed its full majestic form. Massive stone blocks were stacked layer upon layer, soaring into the clouds and exuding an aura of solemn grandeur in the dusk.
Dina slowed her pace and lowered her voice. "The Pyramid of Khufu was built in the twenty-sixth century BC and stood 146.6 meters tall. Though its height has decreased after thousands of years of weathering, it is still the largest stone structure in the world.
It used more than two million massive stones. Each stone weighed an average of 2.5 tons, while the heaviest exceeded 15 tons.
In ancient times, without cranes, the people of Ancient Egypt accomplished such a miracle through manpower alone. Even today, it remains an unsolved mystery."
She led everyone across a stretch of sand. The sand beneath their feet was warm, making faint sounds as they stepped on it.
The closer they came to the pyramid, the more overwhelming its grandeur became. The huge stone blocks fit together seamlessly, and the patterns on their surfaces remained clear even after thousands of years.
Dina pointed at the pyramid's base. "Look, its base is a square, with each side about 230 meters long. Its four corners point almost precisely toward east, west, south, and north, with an error of no more than 0.5 degrees.
Under the technological conditions of that era, that was simply unimaginable."
At that moment, the sun was slowly sinking behind the pyramid. Golden afterglow spilled across the stones, coating the ancient structure in a sacred halo.
Dina stopped and turned to Hua Qiang and the others. "The entrance to the Pyramid of Khufu is up ahead. Unlike the entrances of other pyramids, it is not on the front, but on the northern side, seventeen meters above the