Undoubtedly proving its merit over and over,?Napa Valley?is a now a leading force in the world of prestigious red wine regions. Though?Cabernet Sauvignon?dominates Napa Valley, other red varieties certainly thrive here. Important but often overlooked include?Merlot?and other Bordeaux varieties well-regarded on their own as well as for their blending capacities. Very old vine?Zinfandel?represents an important historical stronghold for the region and?Pinot noir?is produced in the cooler southern parts, close to the San Pablo Bay.