The latest is Sol Rouge, which Kane opened at the end of April with a focus on producing wines from the grape varietals of southern France's Rhone and Bordeaux regions, sourcing the fruit from his 70-acre vineyard in the Red Hills north of Napa.

BBC: San Francisco��s urban wine renewal

Kanonkop Estate is an award-winning vineyard producing about 30, 000 cases of red wine a year.

BBC: Battling the Cape Town blaze

Opened by Rod Snapp 12 years ago, this pocket sized 10-acre vineyard is already winning awards and earning good press for its big, bold red wines.

BBC: Touring northern Arizona��s wine country