Without a doubt, 2013 has been a banner year for bike-share in the United States. Major systems were implemented in New York City and Chicago, and many others debuted or expanded in other cities. In fact, Citi Bike users have biked over 10 million miles and the system is closing in on 100,000 annual members. This video features a dozen bike-share systems and captures footage from an unprecedented number of bike-share cities in any one film. See video.