US Edition'Opens up New Prospects': Ancient Underwater Wall Discovered Off French Coast; Hints at Coastal Societies
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7 Articles
Despite storms and currents well preserved: French researchers have come across a granite structure off the Breton coast that surprises them.
Huge ancient undersea wall dating to 5800 BCE discovered off the...
In waters off the coast of Brittany, archaeologists have identified an impressive set of submerged stone structures that reveal the presence of a remarkably sophisticated coastal society more than 7,000 years ago. The findings, which were made near the Île de Sein in western France, include a massive granite wall and at least a dozen smaller constructions now located several meters beneath the surface. The largest structure is a wall measuring 1…
'Opens up new prospects': Ancient underwater wall discovered off French coast; hints at coastal societies
A colossal 7,000-year-old granite wall, France's largest underwater construction, has been unearthed off Brittany's coast. This 120-meter structure, found with smaller man-made elements, offers profound insights into early coastal societies and their ingenious adaptations to rising sea levels. ...
In front of the Breton coast, researchers have discovered an impressive wall in the middle of the sea. The tons of stone blocks are considered unique and could fundamentally change the understanding of coastal cultures in the past.
Mundo, Dec 14, 2025 (ATB Digital) .- The scale and complexity of the construction show that there was already an organized society with technical skills before the arrival of the Neolithic in this area. A team of archaeologists has discovered an imposing stone wall of about 120 meters long submerged off the coast of Brittany, in France, reveals a study recently published in the International Journal of Nautical Archaeology. This exceptional find…
© Research and knowledge / KI Stone wall in the Atlantic Ocean in front of the Île de Sein lies 9 m deep, dates point to 5800 to 5300 BC and leave purpose questions open.
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