City & Urban

12 oldest continuously inhabited cities

In pee-saturated San Francisco, walls that retaliate against public urinators

Barnacle-like sleeping pods provide shelter to London's homeless

How would you reclaim the 700 miles of unused 'el-spaces' in NYC?

Beijing becoming the world's largest megalopolis

Billion dollar Los Angeles River makeover gets government green light

Seasteading still floating libertarian utopia idea

UCLA students design backyard abode for birds (and bees, bats and people, too)

The ins and outs of urban camping

Will NYC garbage cans pull double-duty as public Wi-Fi hotspots?

How 5 international cities are going car-free

Why some cities want to kick Airbnb to the curb

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