A demonstrator uses a slingshot during a protest against Chile's government in Santiago, Chile, November 14, 2019. (Photo by Jorge Silva/Reuters)

Drag guests attend RuPaul's DragCon UK presented by World Of Wonder at Olympia London on January 19, 2020 in London, England. (Photo by Tristan Fewings/Getty Images for World Of Wonder Productions)

People in Kathmandu joke that the face mask has now become part of the national dress – an indispensable accessory in an effort to protect themselves from the dust. Nepal has the worst air quality in the world, according to the Environmental Performance Index. (Photo by Pete Pattisson/The Guardian)

Participants climb a 10km muddy obstacle course during the “Run Mud” race, on March 29, 2019 in the Israeli mediterranean coastal city of Tel Aviv. Over 6,000 participants took part in the obstacle race, with up to 18 artificial obstacles on three tracks (10 km, five km or two km). (Photo by Jack Guez/AFP Photo)

Presentation run of beautiful candidates for the Miss France 2020 pageant and press conference of the MIss France 2020 election at the Hotel Inter Continental in Paris, France on November 15, 2019. The pageant will be the 90th edition of the Miss France, slated 14 December 2019 at the Le Dôme de Marseille in Marseille. (Photo by Romuald Meigneux/SIPA Press)

Men help a woman affected by tear gas used by National Police officers to disperse a demonstration of supporters of Fanmi Lavalas political party in the streets of Port-au-Prince, Haiti, November 22, 2016. (Photo by Andres Martinez Casares/Reuters)

BASE jumper Luke Denniss of Australia gestures as he dives in the air from the Kuala Lumpur Tower during the KL Tower International Jump in Kuala Lumpur, Malaysia, Saturday, September 27, 2014. BASE stands for the places such jumpers usually jump from: buildings, antennas, spans (bridges) and earth (cliffs). (Photo by Lai Seng Sin/AP Photo)

Egyptian bootblacks cleaning a European's shoes in Cairo. (Photo by Hulton Archive/Getty Images). Circa 1870