A groundbreaking 2024 study in Archaeological Prospection marks the first comprehensive geophysical survey within Carnac's megalithic alignments in over a century! Researchers Gill Brun and Vansal deployed magnetometry, electrical resistivity, and ground-penetrating radar across the Kerlescan and Le Mane areas. The last major dig? The Mane 2 burial mound back in 1922!
New geophysical survey study reveals hidden features at Carnac Stones alignments

Key facts
- Study published in 2024 in the journal Archaeological Prospection
- Led by researchers Gill Brun and Vansal
- First comprehensive geophysical survey within Carnac Stones alignments in over 100 years
- The last major excavation was the Mane 2 burial mound in 1922
- Carnac Stones alignments stretch over 4 kilometers with up to 11 rows of standing stones
- Three non-invasive methods used: magnetometry (cart-mounted 8-sensor gradiometer), electrical resistivity, and ground-penetrating radar
- Surveys targeted the Kerlescan and Le Mane areas
- INRAP (Institut national de recherches archéologiques préventives) is the French government body for preventive archaeology
Site mentioned
Sources
Multi‐Method Geophysical Surveys Between and Around ...hal.science
The objective of the 2024 geophysical surveys was to evaluate the effectiveness of modern geophysical methods in detecting underground ...
Newly discovered standing stones in France shed light on ...theartnewspaper.com
Archaeologists in Carnac, northwest France, have used aerial drones to identify previously unknown stones buried beneath the surface.
Archaeological Prospectiononlinelibrary.wiley.com
The results of this initial multi-method geophysical survey of the Carnac alignments are extremely positive and promising. The potential to ...
New light on the stone alignments in the Carnac regiongu.se
More than 3,000 standing stones stretch over 10 km in the region, from Carnac/La Trinité-sur-Mer to Erdeven, forming a unique concentration of ...
Megalithic Site of - CARNACmenhirs-carnac.fr
An information and interpretation centre, the Maison des mégalithes invites you to discover the standing stones of Carnac and megalithism in a new way.
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