Mineral de Pozos popped up on our radar one day while searching through Mexican travel websites. It sounded kind of cool. An old mining town that was abandoned twice in the last century, this little ghost town is coming back to life with real estate options, festivals and a Pueblo Magico designation. Mineral de Pozos is an excellent day trip option. It’s situated off Highway 57 between Queretaro and San Luis Potosi with cooler temperatures at an elevation of 7400 feet.  We went on a weekday right after a week-long “Working Man” celebration. Fireworks and rockets were still being shot off, but the carnival was packing up when we arrived.…