Photos
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Photos
When a Bubble Becomes a Building
At a new festival in Rotterdam, the world's most fragile and temporary pavilion.
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Photos
The Midwest's Rebuild Era, in Pictures
A sociologist and an urban historian document the community activism reshaping some of the cities hardest hit by the great recession.
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Photos
Why Does This Bench Need an Instruction Sign?
Has the city's public-works department gone rogue?
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Photos
How Do You Navigate a City With No Street Names?
A photographer documents the way residents of Amman, Jordan, get around.
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Photos
A Mirrored 'Stealth Cap' for Hiding in Crowds
Who doesn't want to enjoy some alone time in a shiny polyhedron from outer space?
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Photos
A Brief History of Observation Towers
As London debuts its newest structural wonder, a tour of its counterparts around the world.
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Photos
Public Art Project of the Day: Pools of Colored Light in Paris
A new take on the Grand Palais.
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Photos
Scenes from Brazil's Crack Epidemic
The country is struggling to stem the spread of the drug in its urban slums.
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Photos
History Lesson of the Day: The Many Hats of New York's Horses
Once upon a time, they held many different jobs.
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Photos
The Uncertain Legacy of America's Pedestrian Malls
A look at some of America's most (and least) successful designs.

