A mountain biker flipped on a helmet cam before taking on the extremely varied terrain of the Red Bull-sponsored Valparaiso Cerro Abajo course, which runs down staircases and through the narrow side streets of Valparaiso, a large Chilean port city.
A mountain biker flipped on a helmet cam before taking on the extremely varied terrain of the Red Bull-sponsored Valparaiso Cerro Abajo course, which runs down staircases and through the narrow side streets of Valparaiso, a large Chilean port city.