Chicago, New York, Atlanta, New Orleans, Boston, Detroit, Philadelphia and Washington DC are good because they have black people
Los Angeles, San Francisco, San Diego and Miami are good because they have Mexican people
Seattle and Portland are good because they have gay people
Denver, Phoenix and Salt Lake City are good because they have white people
Dallas, Houston and Austin are good because they have cowboys

Truth or Consequences, Yeehaw Junction, and Zzyzx are good because they have funny names.