The pyramid are proof of a previous civilization. The fact that humans are still stumped by how these massive structures weee constructed. How old are the pyramids and do they predate the youngers?

The Egyptian pyramids are around 4,500 to 4,700 years old, well after the Younger Dryas ended, so they do not predate it.

Answer from Mary's digital twin. Checkmark turns Green once she confirms it.

The construction question is genuinely fascinating, and archaeology has gotten much closer to a real answer than most people realize.

How old the pyramids actually are

The ancient Egyptian pyramids were built between roughly 2670 and 2520 BCE during the Old Kingdom period. The Step Pyramid of Djoser at Saqqara came first, followed by the Great Pyramid of Khufu at Giza, then the Pyramid of Khafre, and finally the Pyramid of Menkaure. Radiocarbon dating of organic materials found in the pyramid's mortar has confirmed the Great Pyramid's age to be approximately 4,600 years old.

That puts them about 7,000 years after the Younger Dryas ended. The cold snap we discussed, which fractured the Clovis culture in North America and pushed people in the Levant toward farming, ended around 11,700 years ago. The pyramids came much, much later.

What "stumps" people, and what archaeology actually found

The construction question is real, and it has taken decades of digging to crack. Here's what the evidence shows:

The pyramids are often treated as an ancient mystery, but archaeology has answered many of the most important questions about how they were built. Ancient Egyptians did not need lost technology or supernatural help. They used skilled labor, organized supply systems, stoneworking tools, sledges, waterways and large-scale engineering.

Archaeological sites across Egypt and records written on ancient papyri show that boatmen used the Nile River and a network of artificial waterways to bring materials to the Giza Plateau, including granite from Aswan quarries, copper cutting tools from the Sinai Peninsula, and timber from Lebanon.

The ancient Egyptians utilized neither wheels nor work animals for the majority of the pyramid-building era, so the giant blocks, weighing 2.5 tons on average, had to be moved through human muscle power alone. The answer appears to be water. Evidence suggests that the blocks were first levered onto wooden sleds and then hauled up ramps made of sand, though dry sand piles up in front of a moving sled, increasing friction until it becomes nearly impossible to pull. Wetting the sand ahead of the sled cut that friction dramatically.

What remains debated is not whether Egyptians could build the pyramids, but exactly how some parts of the construction process worked, especially the system of ramps or lifting methods used to raise stone to the highest levels.

In a major discovery, an inspector's logbook named Merer shed new light on the construction. The logbook, dating back over 4,500 years, provides detailed records of the pyramid's construction during Khufu's reign, revealing that construction was nearing completion in the 27th year of Khufu's reign. A real person, hauling real stone, keeping real records. That's not mystery, it's project management.

What about the "older pyramid" claims?

You may have seen headlines claiming the pyramids could be 20,000 to 40,000 years old. Alberto Donini, an Italian engineer from the University of Bologna, proposed they could have been built between 20,000 and 40,000 years ago. He measured 12 points around the base and each produced a different age, from 5,700 to over 54,000 years. Averaging the figures showed a 68% likelihood the pyramid was built between roughly 11,000 and 39,000 years ago. The spread alone tells you something: a 49,000-year range isn't a result, it's a margin of error so wide it swallows the question. That study has not displaced the convergent evidence from radiocarbon dating, written papyri, worker villages and tool finds, all of which point firmly to the Old Kingdom timeline.

The pyramids are astonishing precisely because they were built by human beings operating with copper tools, wooden sleds and organizational genius, not because they require a hidden prior civilization to explain them. That's actually the more remarkable story.

Comments

Comments are public. Links are removed.

Follow-ups

Ask a follow-up
Answered instantly. We don't show your name.
This follows on from
What are the younger drayas?

The Younger Dryas was a rapid, severe cold snap that struck the Northern Hemisphere roughly 12,900 years ago and lasted about 1,200 years, interrupting what had been a warming trend at the end of the last Ice Age.

Read that one first

Build your own legacy, starting now.

CEEK is where people are putting ideas into motion every day, a community of creators, thinkers and builders sharing what actually works.

Join me on CEEK