Iranian athlete Maryam Toosi practises on the rooftop of her apartment building following the closure of sports facilities as part of measures aimed at containing the COVID-19 coronavirus, in Iran's capital Tehran on May 19, 2020. The coronavirus pandemic has forced the world's athletes to keep fit in confinement. The novel coronavirus has claimed the lives of nearly 7,200 people in Iran, making it the deadliest outbreak in the Middle East. The government ordered the closure of sports facilities in mid-March as part of measures aimed at containing the virus. (Photo by Atta Kenare/AFP Photo)

Yeshiva School students briefly dance on Grant Street after the menorah lighting outside of the City-County Building for the fifth night of Hanukkah, Thursday, December 26, 2019, in downtown Pittsburgh. (Photo by Alexandra Wimley/Pittsburgh Post-Gazette via AP Photo)

The fin of a tuna is seen on display in the outer part of the Tsukiji fish market, the Jogai Shijo, in Tokyo January 4, 2015. The famous Tsukiji wholesale fish and seafood market, is scheduled to leave its fabled 80-year-old halls to move into bigger, more modern facilities next year ahead of the 2020 Tokyo Olympics. The outer part of the market, the Jogai Shijo, that caters to the public will stay in its old place, but critics wonder about its chances for survival without the world's biggest fish trading place at its doorsteps. (Photo by Thomas Peter/Reuters)

Faith Lynch (L) and Molly Beck (R) pose for a photo at Hackney Bridge as fans gather to watch a live broadcast of the semi-final match between England and Denmark on July 07, 2021 in London, England. England has reached the semi-finals of the UEFA European Football Championship 2020 hoping to make the final for the first time in the history of the competition. (Photo by Leon Neal/Getty Images)

This photo taken on July 19, 2020 shows a person taking photos while water is released from the Three Gorges Dam, a gigantic hydropower project on the Yangtze river, to relieve flood pressure in Yichang, central China's Hubei province. Rising waters across central and eastern China have left over 140 people dead or missing, and floods have affected almost 24 million since the start of July, according to the ministry of emergency management. (Photo by AFP Photo/China Stringer Network)

The Milky Way galaxy is seen in the sky above the International Car Forest of the Last Church in Goldfield, Nevada on July 18, 2020. The roadside attraction, created in 2002 by Mark Rippie, has over 36 automobiles including cars, trucks, vans and buses that have been balanced on their ends or stacked on top one of another. (Photo by David Becker/AFP Photo)

The Sea Life Trust team move Beluga Whale Little Gray from a tugboat during transfer to the bayside care pool where they will be acclimatised to the natural environment of their new home at the open water sanctuary in Klettsvik Bay in Iceland on August 7, 2020. The two Beluga whales, named Little Grey and Little White, are being moved to the world's first open-water whale sanctuary after travelling from an aquarium in China 6,000 miles away in June 2019. (Photo by Aaron Chown/PA Images via Getty Images)

A Ballet Paraisópolis student wearing a face mask rehearses amidst the coronavirus (COVID-19) pandemic on August 13, 2020 in Sao Paulo, Brazil. The Ballet Paraisópolis is a project that teaches dance to children and young people in the Paraisópolis community in order to encourage them to seek better life opportunities. Founded in 2012 by ballerina, teacher and choreographer, Monica Tarragó, Ballet Paraisópolis has a total of 200 students and another 2,000 on the waiting list. (Photo by Alexandre Schneider/Getty Images)