Two artists cover a Montmartre wall with more than 200 expressions of adoration.
Russian adventurers dressed like construction workers to reach the ice-covered pinnacle of Mercury City, which is taller than London's Shard.
From residences to gardens to installations, a look at the most compelling works of the year.
Our weekly roundup of the most intriguing articles about cities and urbanism we've come across in the past seven days.
A proposed zoning revision threatens to outlaw Formstone, ubiquitous on Baltimore's row house façades. Will anyone care?
The "Loud Bicycle" prototype can blast careless drivers with a 30-second trumpet that's as loud as a rock concert.
The world's most famous museum has opened a relatively modest satellite campus in a former industrial town.
This one should have been invented a while ago.
The Russian resort town gears up for next year's Winter Games.
An expert explains why light pollution won't totally destroy 2012's final and most dazzling space show.
A design firm stitched together 7 distinct buildings of different eras and styles, creating a mixed-use complex in the heart of Pittsburgh.
From what hellish port of call did this monstrous waterfowl come?
It'll come complete with a hydration system, climate monitors, and a Wifi connection to make that data available to the public.
A round-up of holiday cheer from around the world.
And will it look like a giant glass skirt out of the Jetsons?
Students and professors at Ball State University fought to preserve the city's many historically significant buildings.
Graffiti artists were invited to Atlanta to paint. And then they weren't.