A man reacts to being warned by a British Transport Police officer for not wearing a face mask at King's Cross underground station, London, England on October 8, 2020. (Photo by Jonathan Brady/PA Images via Getty Images)

Residents of the Santa Marta favela, Botafogo, south zone in Rio de Janeiro, Brazil unite to sanitize the community and fight the advance of the new coronavirus this Saturday, November 28, 2020. (Photo by Ellan Lustosa/ZUMA Wire/Rex Features/Shutterstock)

Spanish lamb march during a military parade on the national holiday known as “Hispanidad” or Hispanic Day in Madrid, Spain on October 12, 2022. (Photo by Burak Akbulut/Anadolu Agency via Getty Images)

“Don't Leave Any Food On Your Plate”. The giraffes at Nairobi's Giraffe Manor are totally at home with humans. They will eat out of your hand, or even off your plate. Photo location: Giraffe Manor, Nairobi, Kenya. (Photo and caption by Gavin Werbeloff/National Geographic Photo Contest)

City stairways grey, cold concrete which is often dirty. These Street Artists around the world decided to do something about it. What they have done is nothing short of phenomenal. You won’t believe it. You’ve have to see these incredible transformations that took these stairs from dull to beautiful!

An immigrant from Mali rests at the Greek-Macedonian border before an attempt to flee to Macedonia May 13, 2015 village of Idomeni in Kilkis prefecture May 13, 2015. Hundreds of mostly Afghan, Syrian, and African immigrants cross daily from Greece into Macedonia on their way to northern European countries; most of them are turned back by Macedonian border guards. (Photo by Yannis Behrakis/Reuters)

Starlings are seen at their nesting box in a private garden in the town of Bobruisk, Belarus, April 8, 2018. (Photo by Vasily Fedosenko/Reuters)

A sandstorm hits the city of Zhangye in Gansu province, China on November 27, 2018. (Photo by Reuters/China Stringer Network)