The document discusses the Chateau de Chenonceau in France. It was built in 1513 by Katherine Briçonnet and was later expanded and renovated by Diane de Poitiers and Catherine de Medicis. The chateau has a unique architecture built around the Cher River and features formal gardens, Renaissance furniture, and tapestries. It has had various owners and uses over history, and was saved from destruction during the French Revolution by its owner Mrs. Duplin.