It's a classic for a reason.Aerial view of the courthouse in Lockhart, Texas.Credit: mark/Adobe StockKey PointsLockhart is officially recognized as the “Barbecue Capital of Texas,” thanks to its dense concentration of iconic smokehouses. Beyond barbecue, downtown Lockhart is worth exploring for its historic courthouse square, fun boutiques, and surprising arts scene. The town is about 45 minutes from Austin and a little over an hour from San Ant…