Once the quaint province of European cities such as Amsterdam, daily cycling is currently exploding in North American cities. People ride folding bikes to the train, slip through traf?c on tricked-out ?xed-gears, and carry children and groceries on their utility bikes. Commuters are giving up their cars Monday through Friday, bike lanes and bike parking are sprouting up all over, and Talking Head David Byrne has designed arty bike racks for various New York City neighborhoods. It's healthy for riders and clean for the environment, but is it fun? Amy Walker, who has been at the forefront of the urban cycling trend, knows that the answer is yes. She presents stories by a diverse group of cycling enthusiasts and activists that, accompanied by the illustrations of bike culture artist Matt Fleming, show readers why. They say you never forget how to ride a bike; this collection helps us remember why we ride.