Broken Menhir of Er Grah in Locmariaquer
Locmariaquer, Brittany, France
The Broken Menhir of Er Grah is one of Brittany's most striking prehistoric monuments—a massive standing stone weighing approximately 280 tons that lies broken into four…
What it's like here
The Broken Menhir of Er Grah is one of Brittany's most striking prehistoric monuments—a massive standing stone weighing approximately 280 tons that lies broken into four pieces on the ground in Locmariaquer. It is the largest stone moved during the Stone Age, a testament to the extraordinary engineering and organisational skill of Neolithic peoples. Seeing the enormous fragments scattered across the site gives a visceral sense of the ambition behind these ancient structures and the sheer physical scale that Neolithic builders could command.
The menhir's current state—broken rather than standing—is part of what makes it compelling. The four pieces lie visible, allowing you to grasp just how colossal the original monument was. There is no reconstruction, no interpretation overlay; you are simply confronted with the raw evidence of Neolithic achievement and the mystery of what happened to topple it.
The site is free to visit and welcomes photography, making it accessible for solo travellers, couples, families and groups alike. A visit typically takes one to two hours, though you can spend as little or as long as you wish examining the stones and considering their place in prehistoric Europe. The location offers a scenic, photogenic setting that rewards both casual visitors and those with a deeper interest in archaeology.
Best visited during daylight hours—morning or afternoon—the site has practical facilities including parking and toilets. While seasonal considerations may apply, the outdoor monument is generally accessible year-round. For anyone interested in prehistoric Europe, megalithic engineering, or simply standing before objects of genuine historical weight, Er Grah offers an educational and distinctive experience that few other sites can match.
Highlights
- Largest stone moved during the Stone Age, weighing approximately 280 tons
- Broken into four pieces, allowing a tangible sense of the monument's original scale
- Free entry with parking and toilet facilities
- Photography allowed; accessible for solo travellers, couples, families and groups
- Scenic and photogenic outdoor site best visited during daylight hours
Good to know
Located in Locmariaquer, Brittany, with free entry. Parking and toilets are available on-site. Photography is permitted. A visit typically takes one to two hours. The site is best explored during daylight—morning or afternoon. While the monument is generally accessible year-round, seasonal conditions may apply.
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Questions people ask
How large is the Broken Menhir of Er Grah?
The stone weighs approximately 280 tons, making it the largest stone moved during the Stone Age. It was originally a single standing menhir and is now broken into four pieces on the ground.
Is there a charge to visit?
No, entry is free.
Can I take photographs?
Yes, photography is allowed at the site.
Attributes & facilities
Experience
Time
Last verified: August 24, 2026