The distinction between the Left Bank and the Right Bank in Bordeaux is fundamental to understanding the wine styles of the region. The Left Bank encompasses prestigious appellations such as the Médoc, Pauillac, Saint-Julien, and Margaux. The soils there are composed of well-draining gravels, ideal for Cabernet Sauvignon, which produces structured, tannic wines with excellent ageing potential. The Right Bank is home to Saint-Émilion, Pomerol, and Fronsac, on clay-limestone terroirs more favourable to Merlot. The wines there are generally softer, fruitier, and more approachable at an earlier stage. These two banks embody two great souls of the Bordeaux vineyard, complementary and equally remarkable in their own right.