Which region produces high tannin red wines such as Bordeaux?

The region that is known for producing high tannin red wines, such as those found in Bordeaux, is France. Bordeaux is renowned for its prestigious red wines that primarily use grape varieties like Cabernet Sauvignon and Merlot, both of which contribute to the wine’s structure, depth, and tannin content. The specific climate and soil conditions of Bordeaux, along with its traditional winemaking practices, allow for the production of wines that are not only high in tannins but also exhibit complexity and aging potential.

While Italy, Spain, and Australia also produce high-quality red wines, the distinctive profile of Bordeaux wines in terms of tannin levels and their international recognition for this characteristic make France the appropriate answer in this context. Each of these other regions is known for their unique styles and varietals, but none rival Bordeaux's particular fame for high tannin red wines.