The Mexican wine scene is currently undergoing a massive renaissance, evolving from a local "novelty" into a world-class contender. While the in Baja California remains the heart of production—responsible for roughly 90% of the country’s wine—new regions like Querétaro , Guanajuato , and Coahuila are gaining serious acclaim for their unique high-altitude profiles. Quick Tips for Buying Mexican Wine A glass of Merlot…from Mexico?