Beachgoers in Brittany, France, discovered something extraordinary and quite unusual. A boulder revealed by low tide had 20 lines of engravings in multiple languages. Historians struggled to decipher it until 2019 when they turned the riddle into a competition. Learn the secrets behind the mystifying Plougastel-Daoulas boulder.A Mystery In The Small Town Of Plougastel-Daoulas FRED […]