correction: An earlier version of this article misstated the name of an Arlington, Va., restaurant. The restaurant is Kabob Palace, not Kebob King. The story has been updated. Before mid-November, Long Island City and Crystal City were never on the same page, much less uttered in the same sentence. Though both destinations are on the East Coast (New York and Virginia, respectively) and within shouting distance of a major metropolitan center, they had little else in common. Well, that’s no longer the case. After a competitive national search, Amazon chose the sites for its second headquarters, a coronation that will release up to 25,000 subjects into the cities’ boutique coffee shops, craft cocktail bars and dog parks. (Amazon founder and chief executive Jeffrey P. Bezos owns The Washington Post.) Visit both destinations and you will probably overhear conversations debating the pros and cons of Amazon, such as increased traffic and rent costs and a surge in development projects and millennials. Without question, the neighborhoods will change, which is why we spent a few days before the holidays exploring the cities. Read on for a tale of two cities that you can’t buy on Amazon o...