City & Urban

It's lights out in Reykjavik for northern lights

Why Paris is transforming a riverside highway into a pedestrian promenade

Why restoring Atlanta's urban forest matters

Manhattan is getting a $150M 'stairway to nowhere'

NYC turns to recycled toilets to revive its once-thriving oyster population

The mysterious case of Paris' disappearing house sparrows

The ambitious plan to 're-stitch' Atlanta's urban core

Minneapolis launches public kayak-share program

8 extraordinary public elevators

Making the case for a permanent home for the Olympic Games

Can a flower help cities reduce air pollution?

Bigfoot stars in pedestrian safety PSA