Doubs
The Doubs department is partially on the Jura Mountains, mainly the eastern part of the department on the border with Switzerland. The highest point in the department is Mont d'Or (),  high; it is on the border between the communes Jougne and Longevilles-Mont-d'Or at about  to the south of the city of Pontarlier. The lowest point is where the Ognon leaves the department,  high.