See our Guide to Luis' tour of offbeat Spain.
Gredos is not an appellation. It is a mountain range, spread across three appellations (two DOs, Vinos de Madrid and Méntrida, and the regional classification Vino de la Tierra de Castilla y León), three autonomous regions (Madrid, Castilla-León and Castilla-La Mancha) and three provinces (Madrid, Toledo and Ávila). So putting them together is asking for trouble. But wine and nature do not know borders and politics. In fact, the mountains, meaning high altitude and therefore freshness even in this warm(ish) region, and the common grape varieties, red Garnacha and white...