The Carnac stones have cheer account and fueled myths for G of years . Along the south seacoast of Brittany in northwestern France , an retiring field is stud with around 3,000 ancient megaliths . Their original purpose , however , stay a full mystery .

The Carnac rock were likely placed during the Neolithic geological era before the advent of agriculture in the domain . It ’s said the stones date stamp back to 4500 BCE , but it ’s thought they were moved here to the field in the Carnac neighborhood around 3300 BCE .

Either way , that ’s aged than Stonehenge in southerly England , which is count on to havebeen builtin legion stages from 3000 BCE to 2000 BCE .

Aerial view of the famous Carnac stones (L’alignement de Kermario et le Manio), collection of megalithic sites in Brittany in northwestern France.

Aerial shot of some of the Carnac stones. Image credit: Alla Khananashvili/Shutterstock.com

The Carnac gemstone are the largest collection of ancient megalith in the world . The M of rocks are spread across an arena of around 3 kilometer ( 1.8 miles ) .

Most are carved from granite taken from the local country , butsome appearto have been sourced from prey in eastern Le Manio , up to 40 kilometre ( 24 miles ) away . That ’s a pretty unbelievable effort considering this likely carry piazza over 6,000 years ago .

Although many of the Stone have been placed in a repetitive and neat manner , they are not uniform and can be split into a number of unlike class base on their shape and alignment , known as Le Ménec , Kermario , and Kerlescan .

Aerial view of the Carnac stone alignments of Ménec in Morbihan, France - Prehistoric menhirs and megaliths in rows in Brittany

Carnac stones run for as long as the eyes can see. Image credit: Alexandre G. ROSA/Shutterstock.com

Since the beginning of the 19th C , the Carnac stones have been described as a “ temple ” that in all probability had some spiritual meaning . There were even attempt to prove the Stone are placed to array with the wizard and planets , but these supposition have hang flat . Still today , there is no widely accepted theory ontheir purpose .

Carnac also baffled the Romans when they occupied Brittany from the 1st century BCE until the fifth century CE . Over the centuries , several mythssurrounded the stones . One narrative say the stones were pagan soldiers that had been turn to stone by Pope Cornelius , while another legend say they were a Roman legion that Merlin the wizard redact into stone .

" There are mint of interesting theories , some with exemplar that seem to jibe in sure circumstances , but there ’s always more to disprove them than to prove them , " Olivier Agogué , the executive of the site , toldBBC Travelin September 2022 .

" The Carnac Alignments are not straight , they meander and survey a ridge that part the coastal plain stitch from the interior , land - based world , belike playact as a sort of emblematical border between the two . Of naturally , it did not keep people from passing between them , but it marks a geographical detachment between demesne and ocean that is n’t random . But , its ceremonial or religious significance is open to reading , " he added .