Visit David Hume's andrnAdam Smith's graves.rnWalk the medieval Royal Milernfrom Edinburgh Castle tornHolyrood Palace.rnSee Edinburgh's New Town,rnthe first modern city in Europe.rnDine at the home of AlexanderrnDick, a wealthy merchant whornentertained Hume, Smith, andrnthe Edinburgh literati.rnThe Rockford Institute presentsrn"Walter Scott Versusrnthe . . .