Spending the day enjoying Jackson Square in historic New Orleans, Louisiana offers gaudy and decadent entertainment along with intelligent enrichment. New Orleans is a city of intense contrasts. Luxury automobiles speed down cobblestone streets while gaunt-looking carriage horses pull tourist-filled wooden street carts down asphalt boulevards. Scantily-clad beauties prance casually across the portico of historic churches while greasy, dirty, poorly-clad, unshaven men loiter on street corners that are briefly visited by smartly-tailored bride grooms walking to their wedding ceremony. The…..