The firm and its architect, NBBJ, looked at how fast people can walk and measured the diameter of the space from multiple angles. (An "infinity-loop"-shaped pathway slopes through the building, connecting employees to each other.) In addition, the floor plan is narrower than typical offices, keeping teams in sight range of one another.

WSJ: The Science of Serendipity in the Workplace

The only hills in sight composed of a cinderblock sprawl of informal settlements built on top of one another, many fortified with only cardboard and laminate.

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Amid all the talk of closing borders, building fences and raiding factories or slaughterhouses, we often lose sight of another kind of immigrant, one we have been very effective in keeping out of the United States--to our detriment.

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