The memory of Boniface VI of Castellane, a fierce baron and impetuous troubadour who lived in the 13th century, still hangs over Esparron-de-Verdon, and more particularly in the renowned dungeon of his castle. Because this mighty building with its massive battlements reflects the ardour of Boniface, who challenged the new Count of Provence, Charles of Anjou, whom he called scornfully "franciot" (little Frenchman).