I ride a unicycle, a vehicle that touches the ground with only one wheel.
Thats cool, how old are unicycles anyway?
The US patents for them were published in 1869 by Frederick Myers.
thats so old, are they hard to ride?
unicycling and street unicycling.
Unicycles compared to other pedal powered vehicles.
Bicycles, tricycles and quadracycles share (with minor variations) several basic parts including wheels, pedals, cranks, forks, and the saddle with unicycles.
Without a rider, unicycles lack stability – however, a proficient unicyclist is usually more stable than a similarly proficient rider on a bicycle as the wheel is not constrained by the linear axis of a frame.
Unicycles usually, but not always, lack brakes, gears, and the ability
trials.
History.
US patents for single-wheeled 'velocipedes' were published in 1869 by Frederick Myers and in 1881 by Battista Scuri.
Unicycle design has developed since the Penny Farthing and later the advent of the first unicycle into many variations including: the seatless unicycle ("ultimate wheel") and the tall ("giraffe") unicycle. During the late 1980s some extreme sportsmen took an interest in the unicycle and modified unicycles to enable them to engage in off-road or mountain unicycling, trials