City & Urban

Could the charter cities concept lift poor nations out of poverty?

Manhattan's underground park may finally see the light of day

Rooftop tiny houses offer freedom, flexibility and fantastic views

How trees combat the urban heat island effect

Metro LA's rail safety PSAs are a masterwork of gallows humor

California's tallest skyscraper now has a glass-bottom outdoor slide

Bucharest's new urban nature park is a 450-acre twist of fate

How to make New York's Penn Station even more harrowing? Top it with a thrill ride

San Francisco's famous fog spellbinds in haunting short film

Amsterdam birdhouses distribute free Wi-Fi when air pollution levels are down

America's most 'well-read' cities are preoccupied with downsizing, decluttering

Minneapolis and St. Paul's park systems are pretty much perfect

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