Enlarge

Ok, so we know they're not wearing them, exactly, but this month, everyone, everywhere, is riding a bicycle, and looking good on it. The humble two-wheeler, of course, has been fashionable ever since the likes of Audrey Hepburn and Brigitte Bardot used them to exude a carefree exuberance a half century ago. It's just that now, with gas guzzling cars frowned upon, and our collective girth expanding at a rate of doughnuts, the bicycle is the perfect modern-day statment of design, practicality, green awareness, and chic.

Picture: Jessica Alba takes a turn on a rented Vélib bicycle in Paris