The Skytree debuts in Tokyo.
A new bike club in China makes creative use of its roof.
A two-block virtual walk highlights Copenhagen's exceptional urban atmosphere.
After many setbacks, Rem Koolhaas's "reinvention of the skyscraper" is nearly ready to open.
Scenes from a highway reclaimed by the city's pedestrians and cyclists.
At a new festival in Rotterdam, the world's most fragile and temporary pavilion.
A sociologist and an urban historian document the community activism reshaping some of the cities hardest hit by the great recession.
Has the city's public-works department gone rogue?
A photographer documents the way residents of Amman, Jordan, get around.
Who doesn't want to enjoy some alone time in a shiny polyhedron from outer space?
As London debuts its newest structural wonder, a tour of its counterparts around the world.
A new take on the Grand Palais.
The country is struggling to stem the spread of the drug in its urban slums.
Once upon a time, they held many different jobs.
BIG's newest project condenses a neighborhood into a tic tac toe board.
Singapore's new "supertrees" provide an urban space in the sky.
Germany's newest airport gets a test run before its June 3 opening.
Images tell the story of the country's struggle to get its economy back in order.
A look at how different cities spent International Labor Day.