12 international subway maps, unified through design.
The city still hasn't figured out what to do with an exposed 1.5 mile tunnel in the heart of downtown.
2013 saw 10.7 billion passenger trips, the highest in almost 60 years.
An afternoon diversion for transit nerds.
A cruel (if slightly amusing) prank on Paris's metro riders.
An experiment from Shanghai.
Where one man's fascination with burgers and New York's MTA intersect.
Despite only a handful successful deals nationwide, Boston is trying again.
Sneak a peak and you'll never get lost again.
Stylish spots that intensely fashionable Muscovites will love.
Get paid to scope out eligible singles on the train.
Photographer Janol Apin shoots playful scenes along the platforms.
Thirty can win you one free subway ticket.
Workers say the late leader's face popped up on some rocks deep in the Caracas transit tunnels.
It took 50 years for the city to get a subway, so it's no surprise the mayor who pulled it off got all the credit.
Closed for over 20 years, SEPTA's old Spring Garden station has become a "mecca" for local graffiti artists and urban explorers.