Christian Wylie, export manager for Juanico Winery, was standing before a large group with a retail chain in Europe that had purchased a first container of his wine. "Who knows where Uruguay is?" Wylie asked. After a prolonged silence, a gentleman raised his hand and volunteered, "In Africa?"That sums up Uruguay's challenge. Many people can't find the country on a map. As Daniel Pisano, one of Uruguay's most well known vintners, puts it, "Our problem is that we are not known." Few are awar...