Find out the locations of all the people you direly want to avoid.
Too often, racks are taken up by the carcasses of bikes that have long been abandoned.
This is how you feel when nobody likes your selfie.
A wild experiment in 3D data visualization.
And the city's airport falls from the top spot to the ninth.
852 Instagram photos from 852 different users.
The "stop snitching" movement meets social media.
In Instagram photos.
Rob Lutter has spent the last 19 months biking across Europe into Asia.
An intriguing juxtaposition of exterior backgrounds and human foregrounds.
A real-time stream of every photo taken in five cities.