Allée couverte coudée avec la base de son tumulus circulaire
MonumentHidden Treasure
Allée couverte coudée avec la base de son tumulus circulaire, located in Crach (Département 56), is a historic monument. The monument is currently closed to visitors.
Key facts
- Type
- autre
- Location
- Crach, Département 56, Bretagne
- Visit
- Closed to visitors
- GPS
- 47.6132, -3.0245
- Mérimée Reference
- PA00091162
Allée couverte coudée de Crach: a Breton Neolithic monument of rare singularity, whose elbow plan and circular tumulus base still visible bear witness to a funerary rite dating back five millennia.
History
In the heart of Morbihan, a favourite haunt of Neolithic builders, the elbow-shaped covered walkway at Crach has an exceptional architectural feature: its elbow shape, a deliberate break in the axis of the burial chamber, sets it apart from the straight covered walkways so common in the region. This morphological detail, far from being insignificant, reflects a symbolic or ritual intention specific to the agro-pastoral communities that populated the Gulf of Morbihan some 3,500 to 2,500 years BC. The monument also retains the base of its original circular burial mound, which is remarkably rare: most Breton megalithic burials have had their cairns or mounds excavated, levelled or despoiled over the centuries. Here, the earth and stone architecture that once enveloped the dolmenic chamber is still partially visible in the landscape, offering a unique three-dimensional interpretation of this type of collective burial. The visitor experience is one of striking intimacy. The massive slabs of local granite, with their patina of grey-green lichen, frame a low, narrow corridor that is almost breathtaking to walk through. The bend in the structure creates an unexpected spatial transition, a kind of mental antechamber that separates the world of the living from that of the dead. This subtle but powerful architectural display is a measure of the care taken by its builders in organising the sacred space. Situated in the Morbihan bocage, close to the river Crac'h and not far from the Gulf of Morbihan, the site benefits from an unspoilt natural setting. The surrounding vegetation - Atlantic oak grove, hedged meadows - reinforces the feeling of a place out of time, conducive to contemplation and imagination. Megalith enthusiasts can easily combine their visit with that of Locmariaquer or Carnac, just a few kilometres away.
Architecture
The bent-covered alleyway at Crach belongs to the family of elongated megalithic burials characteristic of the Late Neolithic period in inland and coastal Brittany. Its main feature is its angled plan: instead of following a straight axis, the funerary corridor has a marked inflection, dividing the interior space into two distinct segments. This configuration is relatively rare in the corpus of Morbihan covered walkways, of which there are around fifty known examples, the vast majority having a straight plan. The structure is built from local granite, the dominant rock in the Morbihan subsoil, chosen for its strength and availability. The covering slabs, or tables, rest on orthostats - vertically upright stones - forming the side walls of the corridor. Originally, the entire structure would have measured between eight and twelve metres in developed length, with an internal width of around one to one-and-a-half metres - typical dimensions for covered walkways of this period. The height under the slab, which has now been reduced by the partial collapse of the supports, meant that it was once possible to walk into the chamber in a crouched position. The other remarkable feature of the site is the base of the circular burial mound. This dry stone wall, which formed the base of the mound of earth surrounding the chamber, forms a circle around ten metres in diameter. Its partial preservation is enough to restore the original silhouette of the monument in our minds: a round artificial hill, whose white granite contrasted with the green of the surrounding meadows, signalling the location of the collective necropolis from afar.
Related Figures
Jean L'Helgouac'h — préhistorien morbihannais, auteur de la thèse de référence sur les sépultures mégalithiques de l'Armorique (1965), ayant contribué à l'inventaire et à l'analyse des allées couvertes du MorbihanZacharie Le Rouzic — archéologue et conservateur du musée de Préhistoire de Carnac (1864-1939), pionnier de la documentation des mégalithes morbihannais au début du XXe siècleJames Miln — archéologue écossais établi à Carnac (1819-1881), l'un des premiers à fouiller et cartographier systématiquement les monuments mégalithiques de la région de Crach et ses alentoursProsper Mérimée — inspecteur général des Monuments Historiques (1803-1870), dont les tournées en Bretagne dans les années 1830-1840 contribuèrent à sensibiliser l'État français à la protection des mégalithes armoricains
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Frequently Asked Questions
Where is Allée couverte coudée avec la base de son tumulus circulaire located?
Allée couverte coudée avec la base de son tumulus circulaire is located in Crach, Département 56 department, Bretagne region, France.
Is Allée couverte coudée avec la base de son tumulus circulaire open to visitors?
Allée couverte coudée avec la base de son tumulus circulaire is currently closed to visitors.