Bouillon

city in Wallonia, Belgium

The Semois (; Simwès in Walloon, often under elided form Smwès; Semoy, Sesbach in German, Setzbaach in Luxembourgish of Arlon; and known as the Semoy in France) is a river flowing from the Ardennes uplands of Belgium and France towards the Meuse, of which it is a right tributary.

duchy

castle in Wallonia

thumb|View of Dohan-sur-Semois, including the ferme-château Dohan (; ), sometimes known as Dohan-sur-Semois, is a village in Wallonia, Belgium. Dohan is a district of the municipality of Bouillon, located in the province of Luxembourg. Located in the southern Ardennes, it stands on the Semois river.

sister Republic

castle in Wallonia