Spain continues to deliver a deep stream of excellent wines, and wine drinkers in the United States, now more than ever, have access to a broad and growing range of these wines. There are exceptional reds, distinctive whites and terrific values from every corner of the nation. (See executive editor Thomas Matthews' top-scoring and value recommendations in our Oct. 15 issue.) With fair prices and solid quality, Spanish wines offer fertile ground for exploration and deliver a world of pleasure.