Nil-Saint-Vincent-Saint-Martin (Walloon: Nî) is a Belgian village and district of the municipality of Walhain, Wallonia in the province of Walloon Brabant.
The villages of Nil-Saint-Vincent and Nil-Saint-Martin were merged in 1812.[1] 'Nil' is the name of a small river, along whose valley the various areas of settlement (Nil-Pierreux, Nil-Saint-Vincent, Nil-Saint-Martin) lie.
Nil-Saint-Vincent-Saint-Martin has several notable landmarks.
The Tiège windmill was built in 1834 by the Thienpont family. It was used until 23 June 1946[2] and today is a listed building (monument classé).
The Institut Géographique National, the Belgian national cartographical service, calculated that the geographical centre of Belgium lay in Nil-Saint-Vincent.[3] The architect Bernard Defrenne built a monument for this location, which was inaugurated on 22 August 1998.It is located at coordinates 50.6411°N 4.6681°W.[4]