10 Weirdest (and Totally Cool) Pedal-Powered Gadgets - Oddee.com
Ecoxpower Charges Your Phone While You Pedal - for those of you inclined to such activity.
Invented by M. Goventosa de Udine in 1931, the one wheeled motorcycle. Little is known about de Udine (not shown), even if he was the sole inventor. What is known is that this one wheeled motorcycle could reach speeds of 150km/hr.