The mystery of the world's largest megalithic site
The Locmariaquer megalithic complex in Brittany, France, is one of the most remarkable prehistoric sites in Europe, preserving many mysteries about ancient megalithic culture.
Báo Khoa học và Đời sống•20/09/2025
1. Dating back more than 6,000 years. Archaeological studies show that the Locmariaquer megalithic complex was built around 4,500 BC, during the Neolithic period. Photo: locmariaquer.bzh. 2. Includes many different structures. There are dolmen (stone tombs), menhirs (standing stone pillars), tumulus (burial mounds) and giant megalithic blocks that are arranged elaborately. Photo: worldhistory.org.
3. The place with the largest megalith in the world . At Locmariaquer, there once existed the Grand Menhir Brisé, a stone block up to 20 meters high and weighing about 280 tons, the largest prehistoric stone block ever erected. Photo: wikimedia.org. 4. The Grand Menhir has broken into several pieces. The famous Grand Menhir today broke into four large pieces, lying on the ground. The cause of its collapse is still debated. Photo: locmariaquer.bzh.
5. There is the Table des Marchands tomb. This is a large stone tomb with many intricately carved stone slabs, reflecting the beliefs and art of the Neolithic inhabitants. Photo: wikimedia.org. 6. Links to other megalithic sites. Locmariaquer, located near Carnac – home to thousands of standing stones – suggests that Brittany was once an important megalithic cultural center. Photo: thenews.com.pk.
7. The mystery of construction techniques. How ancient people transported and erected stone blocks weighing hundreds of tons is still not definitively explained. Photo: megalithes-morbihan.fr. 8. Recognized as a world heritage site by UNESCO. The Locmariaquer complex and the Carnac megaliths have been listed as a world heritage site by UNESCO, affirming their global value. Photo: wikimedia.org.
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