Depending on how you measure, as far as 250 miles.
About 70 buildings will be illuminated during the 10-day festival.
Listen to the audio a 17-year-old secretly recorded of police disparaging his mixed-race appearance and threatening to break his arm.
A very life-like view of the city, courtesy of a rider who knows it well.
A new crop of women-specific bike shops aim to fix the gender imbalance.
We may not think of architects as cultural heroes. But those who have made breakthroughs in how we live deserve recognition.
Plus, a terrorism memorial becomes a magnet for public urination and the location of a British town's death registry office is questioned.
More of us than ever before are choosing to forgo formal offices. But some metro areas have seen bigger gains than others.
Who says recycling can't be fun?
This public art piece gives viewers a glimpse of the city's complete star map.
It's a bike that's built for people who hate bikes, basically.
Global street artist Slinkachu captures the loneliness and humor of life with model train people.
National coverage of ruin and revival gloss over deeper truths about these cities.
Will self-managed musicians and artists continue to be rarities, or is that path finally becoming a reality on a greater scale?
Lots of police clashes, and even a bit of nakedness.
Mayor Thomas Menino says busing is unpopular and outdated. So why are 10,000 Boston kids on a waiting list to be bused to higher-quality schools?
Hispanic voters could influence the presidential race in key battleground states.
Grow Dat offers kids a chance to learn about urban farming and hunger.
Author Steven Johnson, described by some as a "Darwin of Technology," on the future of urban innovation.