10 Wild 'N Crazy Bike Designs

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suitcase bike folding bicycle photo
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Despite their many charms, bikes are often less portable -- in places like public transportation and office buildings -- than we'd like...until now. Enter the Suitcase Bike, a slick transformer that goes from two-wheeler to wheelie bag in a snap.

Get the full story on The Suitcase Bike: It's Real! (with a video of the bike in action) in TreeHugger.

Credit: Ride This Bike