Ah yes, terroir, that most mysterious of words. So vague, so pretentious, so winey, so French. But, credit where credit is due, it is a great concept, an important concept and a useful way to think about wine. This week we talk about the idea of terroir by trying a new project from a winemaker who likes to play. Three tempranillos, made in the same way, but from three different provinces in the same region. Will we taste terroir in action?