Alignement de Mané Bras
MonumentHidden Treasure
Alignement de Mané Bras, located in Erdeven (Département 56), is a historic monument. The monument is currently closed to visitors.
Key facts
- Type
- autre
- Location
- Erdeven, Département 56, Bretagne
- Visit
- Closed to visitors
- GPS
- 47.6330, -3.1296
- Mérimée Reference
- PA56000116
Au cœur du pays mégalithique d'Erdeven, l'alignement de Mané Bras déploie ses rangées de menhirs altiers sur la lande bretonne — un sanctuaire de pierre vieux de 6 000 ans, sauvage et envoûtant.
History
In the commune of Erdeven, a few kilometres from Carnac, the Mané Bras alignment stands out as one of the most striking megalithic complexes in Morbihan. Its Breton name, which literally means "big hill", is enough to evoke the massive, sovereign presence of these granite blocks, erected by Neolithic hands with a precision that continues to intrigue archaeologists. Unlike the world-famous Carnac alignments, Mané Bras retains an atmosphere of authenticity that is almost untouched. Here, crowds are rare, the vegetation reclaims its rightful place between the menhirs, and visitors are invited into a more intimate communion with prehistory. The stones, some over two metres high, seem to emerge from the moor like silent sentinels, ordered along precise axes, facing the east. The visit is above all a sensory experience: the crackling of the gorse under your feet, the low-angled light of dawn or sunset that lengthens the shadows of the menhirs on the golden grass, the sea breeze that sweeps across the nearby Quiberon peninsula. To walk these rows of stones is to be caught up in the dizzying feeling that something essential was played out here, six millennia ago, in a collective gesture whose secrets we still haven't fully grasped. The site is set in an exceptional area, with the Erdeven region alone boasting several major megalithic sites - alignments, dolmens and tumuli - forming a veritable open-air museum of prehistoric Brittany. Listed as a Historic Monument by decree on 24 July 2023, Mané Bras now enjoys official protection, confirming the heritage value of a site that has long been overshadowed by its famous neighbour in Carnaçois.
Architecture
The Mané Bras alignment belongs to the large family of aligned megalithic monuments characteristic of the Armorican Neolithic. As with the large groups of monuments at Carnac, Le Ménec and Kermario, the menhirs here are arranged in parallel rows with a general east-west orientation, following an organisation that probably reflects astronomical concerns linked to the solstices and equinoxes. The menhirs are carved from local granite, a rock abundant in the Morbihan moors, whose coarse grading and characteristic pinkish-grey hue give the stones a powerful visual presence. They are irregular in cross-section, often roughly trapezoidal or cylindrical, and their surface is marked by lichens and patinas from erosion that underline their incredible age. The height of the boulders varies from one to the next, with some of the largest exceeding two metres above ground level, while others are more modest, barely touching the surrounding moorland - evidence perhaps of ancient pillaging or gradual subsidence. The overall layout reveals rigorous planning: the spacing between menhirs in the same row, the regularity of the intervals between the rows themselves, and the coherence of the overall orientation attest to an astonishing geometric mastery for Neolithic builders without sophisticated measuring instruments. This architectural care reflects the symbolic and perhaps ritual importance of the site, conceived not simply as a territorial marker but as a veritable spatial device designed to structure a relationship between the world of the living and that of cosmic forces or ancestors.
Related Figures
Zacharie Le Rouzic — archéologue et préhistorien breton (1864-1939), pionnier de l'étude et de la restauration des mégalithes morbihannaisJames Miln — archéologue écossais (1819-1881), l'un des premiers à mener des fouilles systématiques dans la région de Carnac et ErdevenProsper Mérimée — inspecteur général des Monuments Historiques (1803-1870), qui contribua à sensibiliser l'État français à la protection des mégalithes bretonsAlexander Thom — ingénieur et astronome écossais (1894-1985), dont les travaux sur la géométrie des alignements mégalithiques éclairent la compréhension de Mané BrasJean L'Helgouach — préhistorien français (1931-2001), spécialiste du Néolithique armoricain et auteur de références sur les mégalithes du Morbihan
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Frequently Asked Questions
Where is Alignement de Mané Bras located?
Alignement de Mané Bras is located in Erdeven, Département 56 department, Bretagne region, France.
Is Alignement de Mané Bras open to visitors?
Alignement de Mané Bras is currently closed to visitors.
