For years now, the fanciest places in air travel keep getting fancier. Airport lounges have become bigger, nicer, and far more ubiquitous than only a few years ago. They’ve gone from a nice place to wait between flights to full-blown luxury hideaways complete with free spa treatments. What happened?

Amanda Mull, former Atlantic staff writer and explainer of all things consumer culture, tells the curious history behind the airport lounge and why—even if you never set foot in one—you’re still paying for them.
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