In a flooded well, archaeologists found a 1,700-year-old Roman egg that still contains clear and yolk intact inside the very thin shell.

Written by Romário Pereira de Carvalho

Published on 29/03/2026 at 07:35

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Found in a flooded well in southern England, the Roman egg survived 1,700 years with preserved liquid and now mobilizes analyses on accidental conservation, ritual context, and archaeological rarity of the find

A Roman egg found in a flooded well in Aylesbury, southern England, has survived about 1,700 years with preserved liquids inside and has become the oldest complete specimen of its kind ever found in the world.

Intact Roman egg: a rare find

For archaeologists, the discovery is noteworthy because other ancient eggs with preserved egg white and yolk, such as examples from Egypt, were intentionally mummified.

In this case, the preservation of the Roman egg occurred accidentally, without planned human intervention.

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Intact interior

The find was announced in 2019, but only recently have researchers confirmed that the interior remained preserved.

The shell is so thin and fragile that it cannot be touched by specialists or exposed to air without complicating its handling.

Roman egg, Egg, Find — The liquid inside the egg, as revealed by tomography — the egg white and yolk have mixed and are below the air bubble (Image: Christopher Dunmore/University of Kent)

Using computed tomography, scientists analyzed the interior. As there is no clear distinction between yolk and egg white, the assessment is that both have mixed over time.

Today, the liquid remains next to an air bubble.

Excavation and losses

In the same well, three other eggs were found. None of them survived transportation. During analysis, the shells accidentally broke and released a dense, sulfurous odor, showing the delicate state of the materials recovered from the site.

The well was excavated between 2007 and 2016. The water helped protect the eggs from erosion that would occur in drier environments, increasing the chances of survival for this type of artifact without intentional preservation.

Possible ritual function

It is believed that the site functioned as a kind of wishing well. There, organic items could be left as a religious offering or spiritual ritual, linked to good luck, fertility, or even funerary rites.

Tools, pottery, coins, shoes, and a basket were also found at the archaeological site.

Now, the Roman egg is at the Natural History Museum in London, where it continues to undergo analysis after being considered an unusual find by specialists.

With information from Canal Tech.

In a flooded well, archaeologists found a 1,700-year-old Roman egg that still contains clear and yolk intact inside the very thin shell.