San Juan is a subregion of Mendoza, located in the northwest of Argentina, in the foothills of the Andes Mountains. It is the second largest wine-producing region in the country, and is known for its high-quality wines. San Juan has a long history of winemaking, dating back to the 15th century when the first vines were planted by Spanish settlers. Later, Italian immigrants brought new grape varieties and winemaking techniques to the area, and the region has since become known for its high-quality wines.
San Juan is known for its high-quality red wines, which are made from a variety of grape varieties including Malbec, Cabernet Sauvignon, Syrah, and Bonarda. The region is also known for its white wines, which are made from varieties such as Chardonnay, Torrontes, and Sauvignon Blanc.
San Juan is home to some of Argentina's most famous wineries, including Bodega Catena Zapata, Bodega Norton, and Bodega La Rural. These wineries produce some of the region's best wines, and are known for their commitment to quality and innovation.
San Juan is commonly considered as the best area for producing high-quality Malbec.