A man lowers his mask to smoke as he walks past graffiti artwork in Beijing, July 13, 2020.

A woman takes a photo of a graffiti depicting the character of Gollum from "Lord of the Rings," holding a roll of toilet paper and saying "My precious," in the Mauerpark public park in the Prenzlauer Berg district in Berlin, Germany, March 21, 2020.

Brian Musasia Wanyande, a graffiti artist from the Mathare Roots youth group, works on an informational mural warning people about the risk of the new coronavirus, in the Mathare slum, or informal settlement, of Nairobi, Kenya, April 18, 2020.

A man wearing a mask against COVID-19 walks past graffiti in central Madrid, Spain, Oct. 15, 2020.

A woman walks past a graffiti depicting medical workers on the front lines of the coronavirus pandemic as superheroes in Vsevolozhsk, outside St. Petersburg, Russia, June 15, 2020.

A woman runs past a mural in Manchester, following the outbreak of the coronavirus, Manchester, Britain, May 4, 2020.

Artist Lionel Stanhope paints a mural in tribute to the NHS on a network rail bridge in London, following the outbreak of the coronavirus, London, Britain, May 1, 2020.

A man rides his bicycle past a graffiti, amidst the spread of the coronavirus, in New Delhi, India, July 17, 2020.

Artist Lionel Stanhope paints a mural in Ladywell depicting the "Supper at Emmaus" by Michelangelo Merisi da Caravaggio with added protective gloves, following the outbreak of the coronavirus, London, Britain, May 5, 2020.

A man carrying a sack walks past a graffiti of a health care worker during a lockdown to slow the spread of the coronavirus in Mumbai, India, June 29, 2020.

A mural named "I Miss You" by a street artist Zabou is seen on the side of a residential building amid the outbreak of the coronavirus in London Britain, Oct. 15, 2020.

A man walks next to a graffiti depicting a cleaner wearing protective gear spraying viruses with the face of Brazil's President Jair Bolsonaro amid the coronavirus outbreak, in Rio de Janeiro, Brazil, June 12, 2020.

A woman walks past a mural depicting a nurse wearing a protective mask in Shoreditch, amid the coronavirus outbreak, in London, Britain, April 21, 2020.

A woman walks her dog as she passes by the new Catman mural "Superhuman" as the spread of the coronavirus continues in Whitstable, Britain, April 10, 2020.

A man rides an electric scooter past a mural by street artist Ardif to thank the caregivers and the workers who were on the front line during the outbreak of the coronavirus in Paris, France, May 14, 2020.

A woman wearing a mask walks by a mural honoring health care workers in Manhattan, New York, U.S., Aug. 3, 2020.

A mural warns residents of the danger of the coronavirus on the Navajo reservation, in Shiprock, New Mexico, U.S., April 8, 2020.

A person walks near a mural depicting a nurse to support health care workers on the front line of the coronavirus outbreak in Ciamis, West Java, Indonesia, April 10, 2020. (Photo: Antara Foto)

A man wearing a mask looks at street art at the International Street Art Museum following the new social restrictions announced by the Dutch government, as the Netherlands battles to control the spread of the coronavirus in Amsterdam, Netherlands, Oct. 14, 2020.

A man walks by murals as the spread of coronavirus continues along Houston Street in New York City, U.S., Oct. 14, 2020.

A rickshaw taxi passes a mural promoting awareness of the coronavirus outbreak in Jakarta, Indonesia, Aug. 31, 2020.