Échenans-sous-Mont-Vaudois

Mandrevillars is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France. Between 1973 and 1989, it was united with Châlonvillars in the commune Châlonvillars-Mandrevillars.

Buc (French pronunciation: [byk]) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.

The Battle of Héricourt was fought on 13 November 1474 near Héricourt, Burgundy, as part of the Burgundian Wars. It resulted in victory for the Swiss Confederacy and its allies over the Burgundian State.

The canton of Héricourt-1 is an administrative division of the Haute-Saône department, northeastern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Héricourt.It consists of the following communes:

Héricourt (French pronunciation: ​[eʁikuʁ]) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France. Héricourt is the second most populated commune in the department after Vesoul. The town is part of the functional area of Montbéliard, but is also close to Belfort. Héricourt is linked to the little villages of Brévilliers, Chagey, Champey, Chenebier, Coisevaux, Couthenans, Echenans sous Mont-Vaudois, Etobon, Luze, Mandrevillars, Saulnot, Trémoins, Verlans, Villers-sur-Saulnot, Vyans-le-Val and they form the Communauté de communes du pays d'Héricourt. On 1 January 2019, the former commune Tavey was merged into Héricourt.

Brevilliers (French pronunciation: ​[bʁəvilje]) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.

Luze (French pronunciation: [lyz]) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.

The canton of Héricourt-2 is an administrative division of the Haute-Saône department, northeastern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Héricourt.It consists of the following communes:

Urcerey (French pronunciation: [yʁsəʁɛ]) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.

Chagey (French pronunciation: [ʃaʒɛ]) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.

Châlonvillars (French pronunciation: [ʃalɔ̃vilaʁ]) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France. Between 1973 and 1989, it was united with Mandrevillars in the commune Châlonvillars-Mandrevillars.

The Belfort Gap (French: Trouée de Belfort) or Burgundian Gate (German: Burgunder Pforte) is the area of relatively flat terrain in Eastern France between the Vosges Mountains to the north and the Jura Mountains to the south. It marks the watershed between the drainage basins of the River Rhine to the east and the River Rhône to the west, part of the European Watershed between the North Sea and the Mediterranean Sea. It is also the boundary between the historic regions of Burgundy to the west and Alsace to the east, and as such has marked the Franco-German border for long periods of its history.