While the town of Jerez de la Frontera siestas, a photographer discovers its rich history, wine, and equestrian culture. Words & photos: Sheryl Burson A bout of heat-induced delirium has hit Spain. The temperature is above 40 degrees Celsius, and only “poco loco” folk are out in the afternoon sun. From the window of the train from Seville to Jerez, olive trees dance in the shimmering heat. A solitary farmer driving his tractor through the arid fields leaves a trail of golden dust. In Jerez de la Frontera, more commonly known by its abbreviation Jerez (pronounced Hereth), cobbled streets, normally