Inner Workings of the World's Megacities

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Global Business

São Paulo Sells Itself

In banning most outdoor advertising, the city reveals its charms and its governability

Reclaiming Lagos

Where to house the 6,000 who move there every day? If you're rich, in exactly the wrong spot
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Karachi Dreams Big

Its ambitious mayor has visions of Dubai, but there are grittier issues to resolve first
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Law and Disorder

After a decade of rampant crime, officials and citizens of Mexico City are trying to fight back
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Let the Building Begin

Winning the 2012 Olympics gives London cover to spend billions to keep the city competitive
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The Capital of Gridlock

In Bangkok, every hour is rush hour. What it will take to unravel the city's epic traffic jams
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Making Over Mumbai

India's biggest city has to move its productive poor, carefully, to build needed infrastructure
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Airing Out Beijing

China's capital has made progress against pollution, but its Olympian effort still might leave some gasping
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