The world's population will reach seven billion on October, 31 2011, according to projections by the United Nations
A pair of slideshows illuminating what makes a public gathering space work and what doesn't
Whether it's a fun slogan or an unusual design, these signs help their towns stand out
Which city hall buildings manage to capture something specific about a city's culture?
They're less visible, but most cities have flags just like countries or states. Some are great. Others, not so much.
20 mass transit maps worthy of hanging on your wall
Washington Post political cartoonist reflects on life in his hometown
A survey of 55 major U.S. cities shows big gains in many places, but plenty of regional variation
New website combines vintage photography with Google Street View
A short film by Davide Tonizzo shows off the city's sometimes forgotten mid-century buildings