History: One-wheel motorcycle invented by Italian M. G. de Udine in 1931; maximum speed 93 mph (150 km/hour) [550x700]

https://i.redd.it/mu3b4efn1t271.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/nqg3ya/onewheel_motorcycle_invented_by_italian_m_g_de/?utm_source=ifttt