Bailly-en-Rivière is a commune in the Seine-Maritime department in the Normandy region in northern France. Geography A forestry and farming village in the valley of the small Bailly-Bec river, in the Pays de Caux, situated some east of Dieppe, at the junction of the D58, D117 and D149 roads. Heraldry Population Places of interest The church of St.Martin, dating from the twelfth century. Vestiges of a feudal castle. Château de Montigny. Twin towns Herstal (Milmort village), in Belgium since 1973. See also Communes of the Seine-Maritime department References Communes of Seine-Maritime