Mills, castles, gardens ... Grand Lieu is a rich of a preserved cultural heritage. The Ebaupin mill, memorial of Vendée wars The Ebaupin mill, memorial of Vendée wars. Epinay castle and its stables Epinay castle and its stables. Jardin de la Cure Jardins de la Cure, in Saint Colomban. Religious Art museum and Clos des Buis Remnant of gallo-roman origin, the site hosts a thousand-year-old path lined with box trees and Notre Dame du Châtelier chapel which is now a religious art museum. Saint Symphorien Priory Saint Symphorien Priory, in Saint Lumine de Coutais. Stained-glass windows of Montbert church The commemorative stained-glass window of Montbert church's nave were made in 1921 by G. Léglise, a Parisian master glass maker. They refer to World War 1.