It may be known for big reds like Zinfandel, but this California wine region has recently become a hub for obscure whites, ...

About 600 different white grape varieties are grown around the world, and most consumers have only tasted a handful of them. That leaves a whole bunch (no pun intended) for wine lovers to seek.

We include the Party Line here, along with a modern-style Rioja and a racy white made from an under-the-radar regional Italian grape.

April 4, 2016 / 6:35 PM CDT / CBS Minnesota MINNEAPOLIS (WCCO) -- The University of Minnesota has released a new cold-hardy grape that will be used in making white wines.