banquedefranceBanque de France111625976500341145604/11/2019 - 10:40🗨 [Blog] The #BourgogneFrancheComté region tells the story of its «white gold» and invites you to discover the royal saltworks of Arc-et-Senans and Salins-les-Bains, former flagship of its industrial heritage. #BdFEco https://t.co/t83lKLhhWP https://t.co/u4kQSt4TLX