A female motorcycle cop directs traffic wearing crash helmet, Haywarket Square, Boston, Massachusetts, 1979. (Photo by Spencer Grant/Getty Images)

Indian soldiers practice their stunts on Royal Enfield motorcycles in preparation for the upcoming Republic Day parade on January 11, 2012 in New Delhi, India. (Photo by Daniel Berehulak /Getty Images)

“Freedom”. After the 30 years banning import large motorcycle, in 2007, the Taiwan government reopened the import licensing of the motorcycle displacement over 550 cubic centimeter. Those large bikes, which were never seen before, were strange thought and treated unequally frequently. However, those adversity will not stop those enthusiastic bike riders from chasing the road of freedom. Photo location: Taiwan. (Photo and caption by 火花 羅/National Geographic Photo Contest)

A Honda CBR 1000 RR motorcycle with Swarovski crystals is seen on display at the LED headlight maker Spherelight booth of the Tokyo Auto Salon at the Makuhari Messe in Chiba on January 12, 2018. (Photo by Toshifumi Kitamura/AFP Photo)

A woman holds piles of vegetables transported by motorcycle along a street in Phnom Penh, Cambodia on January 22, 2020. (Photo by Tang Chhin Sothy/AFP Photo)

An Egyptian man shows off his motorcycle skills, following the outbreak of the coronavirus disease (COVID-19), in Cairo, Egypt on July 17, 2020. (Photo by Mohamed Abd El Ghany/Reuters)

A Border Security Force (BSF) trooper performs a stunt on his motorcycle during a road show to celebrate 75 years of India's Independence, in Ahmedabad, India, August 25, 2021. (Photo by Amit Dave/Reuters)