article_snippet: Whatever the results, the four clubs remain historically the best in the four clubs countries.
article_snippet: A subjective measure, based on in imperfect cocktail of award nominations, trophies won, World Cup performances, transfer fees.
article_snippet: Perhaps the measure each club is most proud of... the number of pots in the trophy cabinet.
article_snippet: All four play in wonderful stadiums that are famed footballing cathedrals.
article_snippet: The Nou Camp in Barcelona is biggest with a capacity not much shy of 100,000.
article_snippet: Old Trafford: 75,811 .