The Valle d'Aosta region is a small wine region located in the northwest corner of Italy, bordering Switzerland and France. The vineyards in this region are situated at high altitudes, up to 1,200 meters above sea level, and the climate is cold and mountainous. The region is known for producing small quantities of high-quality wines, with the majority of production being focused on red wines.

The most notable grape variety in the region is the Nebbiolo grape, which is used to produce the region's most famous wine, the DOCG wine called "Valle d'Aosta Donnas." Other red varieties grown in the region include Petit Rouge, Fumin, and Gamay. White varieties such as Muller Thurgau and Chardonnay are also grown in the region.

The wines of Valle d'Aosta are often described as elegant and refined, with bright acidity and minerality due to the unique terroir of the region. The wines tend to be medium-bodied with firm tannins and earthy undertones, and are best paired with hearty mountain dishes such as game meats, cheese fondue, and polenta.