Jura is one of four departments of the Franche-Comt Ã region . The French departments of Doubs , Haute-Sa Ã ne , CÃ te-d ` Or , SaÃ ne-et-Loire , and Ain , are next to it . Jura is one of four departments of the Franche-Comt Ã region and is surrounded by the French departments of Doubs , Haute-Sa Ã ne , CÃ te-d ` Or , SaÃ ne-et-Loire , and Ain , as well as the Swiss canton of Vaud on the east .