William Koch -- yes, one of those Kochs -- is giving a tour of his wine cellar when he asks the obvious question: "Did you see the wine bathroom?" he asked. "Wanna see it?" It's an opulent cellar, ...

With so many different styles and sweetness levels, not to mention all the different grape varieties used, sparkling wine offers a whole world to explore! From Champagne to Cava to Prosecco and more ...