Data centers are generally massive, but can be very beautiful. Google does them pretty well, but as it turns out, Facebook does too. The company’s CEO Mark Zuckerberg recently shared a few pictures of its Luleå, Sweden-based data center on his account. The images showcase the server park’s beautiful architecture, the Facebook employees who work there and the different kinds of technology that are used to store a big part of the data from more than 1.59 billion people. In the captions for every picture, he wrote some interesting trivia like: About 150 people work here, but the data halls are frequently empty. Because…

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