Dolmen à galerie avec la base du tumulus
MonumentHidden Treasure
Dolmen à galerie avec la base du tumulus, located in Ploemel (Département 56), is a historic monument. The monument is currently closed to visitors.
Key facts
- Type
- autre
- Location
- Ploemel, Département 56, Bretagne
- Visit
- Closed to visitors
- GPS
- 47.6487, -3.0832
- Mérimée Reference
- PA00091485
Aux confins du Morbihan, ce dolmen à galerie de Ploemel dresse ses orthostates millénaires au cœur d'un tumulus partiellement préservé — vestige saisissant de la civilisation mégalithique bretonne, classé Monument Historique depuis 1931.
History
In the tranquil countryside of Ploemel, between the moors and hedgerows of Morbihan, stands one of the oldest stone testimonies to human presence in Armorique. This gallery dolmen, preserved in the base of its original burial mound, belongs to the constellation of megaliths that make Brittany one of the most exceptional prehistoric regions in Europe. The site is immediately fascinating: the granite slabs, planted with a precision that defies millennia, evoke an intentional, symbolic architecture, charged with a meaning that our modern societies have only glimpsed. What makes this monument truly singular is the partial preservation of its tumulus, the mound of earth and dry stone that originally enveloped the burial chamber. Where many Breton dolmens have lost their envelope over the centuries, here the base of the cairn remains, allowing the attentive visitor to understand the original appearance of the edifice: not bare stones emerging from the ground, but an architectural monument, designed to last and to signify. The covered gallery that forms the backbone of this dolmen follows the classic layout of collective Neolithic Armorican burials: an access corridor providing a symbolic entrance to the inner chamber, the sacred space of the community of the dead. One can imagine the repeated ceremonies, over generations, by which the builders of this monument came to honour their ancestors and maintain the link between the world of the living and that of the dead. The natural setting enhances the emotion of the place. Just a few kilometres from the Ria d'Étel and the marshes of the Quiberon peninsula, Ploemel is part of a landscape shaped by both the sea and centuries of agriculture. The oaks and gorse that surround the site give it an atmosphere of natural contemplation, almost timeless, where the silence of the moor invites contemplation.
Architecture
Typologically, this monument belongs to the category of dolmens with galleries - or covered walkways - characteristic of the Armorican Neolithic. Its structure is based on a series of orthostats made of local granite, large slabs standing upright that form the side walls of a burial corridor. This corridor, generally oriented east-west or north-east/south-west, was covered with horizontal cover slabs known as tables, some of which may still be in place. The main feature of this dolmen is that the base of the burial mound has been preserved, allowing us to see the primary envelope of the monument. In plan, the whole thing forms an elongated rectangle whose dimensions are in line with those of comparable monuments in the area: a total length of up to ten metres, with an interior chamber one to two metres wide. The materials used are exclusively local granite, quarried from the rocky outcrops that abound in Morbihan. The construction method, which does not use any binding agents or real block cutting, demonstrates the mastery of jointing by wedging and the selection of stones according to their natural shape. This economy of means, far from being a limitation, reveals, on the contrary, an in-depth empirical knowledge of the mechanical properties of granite and the principles of structural stability - fifty centuries of open engineering that has stood the test of time.
Related Figures
Les bâtisseurs néolithiques anonymes du Morbihan (vers 4000-3000 av. J.-C.), artisans collectifs du monumentProsper Mérimée (1803-1870), inspecteur général des Monuments Historiques, pionnier de la protection des mégalithes bretonsAlexandre Bertrand (1820-1902), fondateur du musée des Antiquités nationales, qui contribua à valoriser l'archéologie mégalithique françaiseRené Galles (1811-1882), archéologue morbihannais, auteur de fouilles et inventaires de monuments préhistoriques du MorbihanZacharie Le Rouzic (1864-1939), archéologue de Carnac, référence incontournable pour l'étude des mégalithes du Morbihan
Tags
Nearby castles
Frequently Asked Questions
Where is Dolmen à galerie avec la base du tumulus located?
Dolmen à galerie avec la base du tumulus is located in Ploemel, Département 56 department, Bretagne region, France.
Is Dolmen à galerie avec la base du tumulus open to visitors?
Dolmen à galerie avec la base du tumulus is currently closed to visitors.
