Downhill mountain bike races include course marshals who blow whistles to warn spectators and racers when a rider is approaching a stretch of track that they should avoid.
What is the history of mountain biking?
Mountain biking began to gain popularity in California in the 1970s as a fringe sport. It was nothing new to ride a motorcycle off-road, but the creation of a new machine that enjoyed such terrain was; these motorcycles included larger tyres, rapid-shift gears, drum brakes, and ground-breaking suspension, among other features.
Why is mountain biking considered a sport?
The advent of these bikes provided thrill-seeking bikers with a great deal more freedom, and the sport of mountain biking was established. The members of the Velo Club Mount Tamalpais in California are largely credited with helping to create mountain biking as a competitive sport in the United States.