Napa Valley, located in California's wine country, is a popular destination known for its vineyards, wineries and picturesque views. The valley itself is surrounded by rolling hills, lush countryside and small towns. Synonyms for Napa Valley include Wine Country, Napa, Valley of the Moon, and Grapevine Valley. Wine Country, a broad term used to describe wine regions all over the world, is often used to refer to Napa Valley specifically. The Valley of the Moon is another nickname that draws attention to the natural beauty of the area. Grapevine Valley refers to the vast vineyards and wine production that takes place in the region. Regardless of how you refer to it, Napa Valley offers plenty of opportunities for wine tastings, tours and outdoor activities.