Castles and parish enclosures :
La Roche Jagu
Les enclos paroissiaux
Le cairn de Barnénez
Archeologists believe that thousands of people took part in the construction of the Cairn of Barnenez. The largest mausoleum in Europe, it was saved from destruction in 1955 and still fascinates researchers, who are a long way from elucidating all the grey areas in its 6000 years of history.