What is "rouvreux"

Rouvreux (in Walloon Rovreu) is a village in the Walloon municipality of Sprimont in the province of Liège, Belgium. It is named after the hamlet at its centre. It was a municipality of its own from its creation on 21 May 1886 (by the merger of parts of the municipalities of Aywaille and Sprimont) until the merger of municipalities in 1977.