Workers put the finishing touches on the new 86th Street subway station in New York on Dec. 22, 2016. The first phase of the 2nd Avenue subway line, which has three stops, opened on New Year's Day.
A single trip on the Morgantown, W.Va., PRT costs just 50 cents — and is free for students. The system provides about 15,000 rides a day (and double that when WVU has a home game).
Joanne C. Sullivan/Flickr
Former Subway pitchman Jared Fogle arrives at a federal courthouse in Indianapolis on Thursday to be sentenced on charges of trading child pornography and paying to have sex with minors.
Diners wait in line at a Subway sandwich shop on September 15, 2015 in Chicago, Ill. Subway will serve antibiotic-free turkey and chicken by the end of 2016, but it may take nine years for its suppliers of beef and pork to go antibiotic-free as well.
Scott Olson/Getty Images
Smoke inhalation victims walk past a firefighter towards a medical aid bus Monday after passengers on the Washington, D.C., subway were injured when smoke filled the L'Enfant Plaza station during the afternoon rush hour.
Paul J. Richards/AFP/Getty Images
Sandwich chain Subway has announced plans to drop the additive azodicarbonamide from its fresh-baked breads. Above, Subway founder Fred DeLuca poses carrying bread for sandwiches.
Jonathan Nackstrand /AFP/Getty Images
Saudi women get into a taxi outside a shopping mall in Riyadh in 2012. Plans for a subway system in the Saudi capital are likely to provide the biggest benefits to women and the poor.
Fayez Nureldine/AFP/Getty Images