He takes into account extraordinary achievements like lap records, race victories, technical innovations and other milestones in TT and motorcycle history. His selection highlights the engineering excellence and feats of riding skill that have marked so many years of racing on the Mountain Course. As well as examining the most significant machines, he includes profiles of the exceptional men who built and rode them. Modern bikes from BMW, Honda, Suzuki and Yamaha are featured alongside the machines that dominated the early years of the TT such as Matchless, Norton and Velocette.