Mercatino del Gusto. If ever a festival was an easy sell, this is it. It's in southern Italy, which is famous for it's food. And it's a food festival. Need I go on? I will, just in case you need details to book your trip on the spot. The lovely town of Maglie in Puglia, the heel of Italy's boot, is taken over every year by producers and sellers of the best Italian food and drink in the region. The cheesemakers bring cheeses. (Oh, the cheeses.) The butchers bring meats. The wine producers...