A trip back to Sheffield, Alabama, is filled with reminders that boundaries aren't just physical.

Throughout this week, CityLab is running a series on borders—both real and imagined—and what draws so many of us to places on the edge.

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  1. Equity

    How a Booming City Can Be More Equitable

    In Durham, North Carolina, abandoned factories are becoming tech hubs and microbreweries. But building a shared commitment to its most vulnerable citizens could be a trickier feat of redevelopment.

  2. Life

    How Manhattan Became a Rich Ghost Town

    New York’s empty storefronts are a dark omen for the future of cities.

  3. A pink-shaded map of Los Angeles showing student debt burden
    Equity

    The Neighborhoods Buried In Student Debt

    How much of your paycheck goes towards student loans?

  4. An Uber pick-up location in downtown Houston in 2017.
    Transportation

    Is Uber the Enemy or Ally of Public Transit?

    Depends on the city, and the transit agency.

  5. Transportation

    Why Public Transportation Works Better Outside the U.S.

    The widespread failure of American mass transit is usually blamed on cheap gas and suburban sprawl. But the full story of why other countries succeed is more complicated.