Steven Lewis poses by colorful markings on a street in detroit, designed to slow down drivers, and make them conscious of their surroundings.  Photo 4 of 8 in What Happens to Cities When We Are Free to Roam?

What Happens to Cities When We Are Free to Roam?4/8

Steven Lewis poses by colorful markings on a street in detroit, designed to slow down drivers, and make them conscious of their surroundings.

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