Loire Valley In 2000, UNESCO added the central part of the Loire River valley to its list of World Heritage Sites. The valley includes historic towns such as Amboise, Angers, Blois, Chinon, Montsoreau, Orléans, Saumur, and Tours. The climate is favorable most of the year, the river often acting as a line of demarcation in France's weather between the northern climate and the southern. The river has a significant effect on the mesoclimate of the region, adding a few degrees of temperature. The climate can be cool with springtime frost while wine harvest months may have rain. Summers are hot; however, influences
Loire historic towns such as Amboise, Angers, Blois, Chinon, Nantes, Orléans, Saumur, and Tours, but in particular for its castles, such as the Château d'Amboise, Château d'Angers, Château de Chambord, Château de Montsoreau, Château d'Ussé, Château de Villandry and Chenonceau, and also for its many cultural monuments, which illustrate the ideals of the Renaissance and the Age of the Enlightenment on western European thought and design. On December 2, 2000, UNESCO added the central part of the Loire valley, between Bouchemaine in Anjou and Sully-sur-Loire in Loiret, to its list of World Heritage Sites. In choosing this area that includes the