Vouvray (wine) towards drier styles of wine including sparkling Vouvray. More warmer climate years promote the production of sweeter, dessert style wines. The northern location and relatively cooler climate combines to make harvest in Vouvray one of the last to completed in France, often lasting into November. Vineyards are usually planted on the plateau above the river bank in soils composed of gravel and clay on top of tuffeau. Chenin blanc is the dominant and nearly exclusive grape of Vouvray. While the obscure minor grape Arbois is permitted in the Vouvray AOC, it is rarely seen. With more than 5,000 acres (2,000
Loire Ocean) at Saint-Nazaire. Its main tributaries include the rivers Nièvre, Maine and the Erdre on its right bank, and the rivers Allier, Cher, Indre, Vienne, and the Sèvre Nantaise on the left bank. The Loire gives its name to six departments: Loire, Haute-Loire, Loire-Atlantique, Indre-et-Loire, Maine-et-Loire, and Saône-et-Loire. The central part of the Loire Valley, located in the Pays de la Loire and Centre-Val de Loire regions, was added to the World Heritage Sites list of UNESCO on December 2, 2000. Vineyards and châteaux are found along the banks of the river throughout this section and are a major tourist