A cat sits on the empty Great Wall on February 23, 2021 in Beijing, China. Affected by the new coronavirus (COVID-19), the number of visitors to Mutianyu Great Wall in 2020 dropped by about 60%. (Photo by Lintao Zhang/Getty Images)

Abbey Clancy attends Lifetime's launch of Britain's Next Top Model airing tonight at 9pm on Lifetime on March 16, 2017 in London, England. (Photo by PA Wire)

The social media star Demi Rose, 23, wows her fans and showed off her famous curves as she poses in a thong bikini and high heels for “I Saw It First” in Ibiza, Spain on Monday, June 4, 2018. (Photo by KP Pictures)

Naked riders seen participating during the World Naked Bike Ride to demonstrate the vulnerability of cyclists on city streets in London, United Kingdom on June 9, 2018. People chose to ride naked to celebrate cycling and body freedom. (Photo by Brais G. Rouco/SOPA Images/LightRocket via Getty Images)

A Ballet dancer prepares backstage during the final dress rehearsal for the famous Nutcracker ballet by Pyotr Tchaikovsky at the Joburg Ballet, Johannesburg, South Africa, 04 October 2018. The premiere of Nutcracker is scheduled for 05 October and the show will run for two weeks. (Photo by Kim Ludbrook/EPA/EFE)

East Berliners crossing into the West Berlin on November 11, 1989 at the Potsdamer Platz, Germany. (Photo by Kai Wiedenhoefer)

Venezuelan artist Deborah Castillo licks the boots of a man dressed as a member of the military during her performance “Lamebrasil, Lamezuela – questioning power in Latin America”, in Sao Paulo, Brazil, March 24, 2019. (Photo by Amanda Perobell/Reuters)

Snow covered pine tree reaches for the sky. Shot in Sweden on a crisp winter day. (Photo by Anna Rebecka Lindberg/The Guardian)