Biking is shifting from an insider club of Lycra-clad hobbyists to a diverse cross-section of Americans who ride for all sorts of reasons.
Read MoreIt's not what you think. Today, tossing the keys often means freedom, not infirmity.
Read MoreAcross the nation, cities are expanding stand-alone bike lanes into full networks everyday people actually like to use.
Read MoreA bottom-up St. Paul project changes how people feel about their city.
Read MoreFrom inner-city Birmingham to small town Iowa to racially diverse suburbs of LA, the walkability movement is growing.
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