A 15-minute video about how bike paths and other measures have made commuting by bicycle a reality for thousands of people in three cities: Bogota, Copenhagen and Amsterdam. A lot of it is in Spanish, but some parts are in English with Spanish subtitles.
https://video.google.es/videoplay?docid=2691231249038062205
Original post: https://www.bikeforums.net/showthread.php?threadid=280310oldId.20070325144940217
Biking in Baltimore