Tempranillo wines from Castilla y León, Spain, showcase the region's diverse terroir, where high-altitude vineyards benefit from a continental climate. The cool nights preserve acidity, while warm days enhance fruit concentration. Notable regions like Ribera del Duero and Rueda produce vibrant, structured Tempranillos with dark fruit, leather, and spice notes. Traditional aging in American or French oak imparts complexity, making these wines both rich and elegant, perfect for pairing with robust regional cuisine.