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A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered or motor-assisted, pedal-driven, single-track vehicle, with two wheels attached to a frame, one behind the other. A bicycle rider is called a cyclist, or bicyclist. Bicycles were introduced in the 19th century in Europe. By the early 21st century there were more ...
1886 Swift Safety Bicycle. Vehicles that have two wheels and require balancing by the rider date back to the early 19th century. The first means of transport making use of two wheels arranged consecutively, and thus the archetype of the bicycle, was the German draisine dating back to 1817.
The price of a new bicycle can range from US$50 to more than US$20,000 (the highest priced bike in the world is the custom Madone by Damien Hirst, sold at US$500,000 [10]), [11] depending on quality, type and weight (the most exotic road bicycles can weigh as little as 3.2 kg (7 lb) [12]).
Program of cycling races, August 1871, Mons, Belgium. Bicycle Racer posed at Salt Palace wood track, Salt Lake City, 1911. The first documented cycling race was a 1,200 metre race held on May 31, 1868, at the Park of Saint-Cloud, Paris.
The World Naked Bike Ride (WNBR) is an international clothing-optional bike ride in which participants plan, meet and ride together en masse on human-powered transport (the vast majority on bicycles, but some on skateboards and inline skates), to "deliver a vision of a cleaner, safer, body-positive world."
Bicycle law in the United States regulates the use of bicycles.Although bicycle law is a relatively new specialty within the law, first appearing in the late 1980s, its roots date back to the 1880s and 1890s, when cyclists were using the courts to assert a legal right to use the roads.
2020 full suspension mountain bike. A mountain bike (MTB [1]) or mountain bicycle is a bicycle designed for off-road cycling. Mountain bikes share some similarities with other bicycles, but incorporate features designed to enhance durability and performance in rough terrain, which often makes them heavier, more complex and less efficient on smooth surfaces. [2]
Some bicycles carry more riders: for example, the Conference Bike carries seven, [12] the Busycle carries fifteen, [13] and party bikes can carry up to 17 people. The largest multi-bike had 40 riders. [citation needed] In most of these types the riders ride one behind the other (referred to as tandem seating). Exceptions are "The Companion", or ...