La Vieille ("The Old Lady" or "The Wrass") is a lighthouse in the département of Finistère at the commune of Plogoff, on the northwest coast of France.It lies on the rock known as Gorlebella (Breton for "farthest rock"), guiding mariners in the strait Raz de Sein, across from the companion lighthouse Tourelle de la Plate—also known as Petite Vieille ("Little Old Woman").