Wine Country is a region of Northern California in the United States known worldwide as a premium wine-growing region. Viticulture and wine-making have been practiced in the region since the mid-19th century. There are over 400 wineries in the area north of San Francisco ,mostly located in the area's valleys, including Napa Valley in Napa County, and the Sonoma Valley, Alexander Valley, Dry Creek Valley, Bennett Valley and Russian River Valley in Sonoma County. (Source: Wikipedia)

For more information please visit the sites listed below:

- Napa valley wineries

- Sonoma wineries

- Wine tours

- Napa valley wine train