There are many contenders, but no clear winner.
The installations comment on the hundreds of people literally living underground in Bucharest.
Venice’s canals have hit bad dry spells, while Rome, Milan and Naples are shrouded in smog.
During its current stretch of terrible pollution, a single fare gets you a full day of unlimited travel.
Pollution skyrocketed, too.
Who's up for getting stuffed into an egg-shaped sack and growing into a tree?
An EU-funded project is building platforms to detect patterns in how people use urban spaces.
An Italian insurance company went all out on this one.
North American cities are producing substantially less wealth per ton of greenhouse gas emissions than their European counterparts.
Debating the merits of planting forests on the sides of tall buildings.
In Italy, a masked crusader takes to the streets to pick up garbage and scrub dirty windows.
An Italian street artist has the perfect thing for when the bus is running late: Popping bubblewrap.
The places with a disproportionate impact on what gets made, admired, and sold.
For a show ostensibly about soccer, Capitales del Fútbol is extremely low on sports highlights.
A designer in Milan creates mobile mini-parks.
Three international case studies illustrate the challenges of re-naming a place.
The CUBE, a mobile restaurant and event space, has graced landmarks in Brussels and Milan. Now it's headed to England in time for the Games.
An Italian website compiles crowd wisdom and ideas to utilize vacant properties.