Let's compare. Pros: all have multicultural options for dining, shopping, entertainment; each is part of the United States. Cons: all have climate issues -- conflagrations, floods, winds, raw or crappy playing conditions; each is part of the United States.
But without a doubt, Boston has the most Red Sox fans... except sometimes when the Dodgers or Mets invade Fenway -- but Yo Yama can change that!!!