Loire Valley (wine) a variety of limestone with excellent drainage that is known as tuffeau which is the same material used to build many of the famous Loire Valley Châteaux. The area around Chinon, Bourgueil and Saint-Nicolas-de-Bourgueil produces the majority of the Loire Valley's red wine based on the Cabernet franc grape—known in this areas as "Breton". The wines of the Chinon area are the softest and rich expression of the grape while the Bourgueil area produces more tannic and firm wines. The St-Nicolas-de-Bourgueil area produces the lightest colored wines. In the 19th century, the wines of the Chinon area were compared favorably
Maine-et-Loire Maine-et-Loire Maine-et-Loire () is a department of the Loire Valley in west-central France, in the Pays de la Loire region. Maine-et-Loire is one of the original 83 departments created during the French Revolution on March 4, 1790. Originally it was called Mayenne-et-Loire, but its name was changed to Maine-et-Loire in 1791. It was created from most of the former province of Anjou. Its present name is drawn from the Maine and Loire Rivers, which meet within the department. Maine-et-Loire is part of the current region of Pays-de-la-Loire and is surrounded by the departments of Ille-et-Vilaine, Mayenne, Sarthe, Indre-et-Loire, Vienne, Deux-Sèvres,