Large water mill on the Oise built in 1830 on the remains attested to in the eleventh century. of an old mill and banal kiln dependent on the Abbey Saint-Nicolas des Prés to grind wheat. The building of the mill, of imposing size, built in bricks rises on five levels. Used by the German troops during their destructive retreat on the Hindenburg line in 1917, the Lucy Mill and the adjoining Tourneison Castle, where the Kronprinz staff was held, essentially survived the battles.