The fat-bike fad sweeping sections of the nation shows no signs of letting up, with retailers in Anchorage and the Lower 48 scrambling to meet demand for the balloon-tire bikes that float over snow.
The bikes were born more than a decade ago for winter adventure racing along the snow-packed Iditarod Trail. They still shine in winter, with big hand muffs and multiple layers keeping riders comfortable when temperatures plunge. But fat bikes have evolved in recent years  … Pictures and more