Sauternes is a small appellation located within the Bordeaux region of France, famed for producing some of the world’s most expensive and prestigious wines. However, what makes this French wine region so unique is not only their quality, but also their price. Go to buy white wine, and you will find Sauternes wines are some of the most expensive wines in the world, with prices ranging from hundreds to thousands of dollars per bottle. So, what makes Sauternes wines so expensive? One of the primary factors that make Sauternes wines so expensive is the way they are made. Sauternes is a sweet wine made from grapes affected by Botrytis cinerea, a fungus also known as