Leslie Cliff and his wife Violet, English figure skating pair. Olympic games of Garmisch-Partenkirchen (Germany), 1936. (Photo by Roger Viollet Collection/Getty Images)

American singer-songwriter, producer and former dancer Anastacia and teacher dancer Maykel Fonts perform during the “Dancing with the Stars” TV show in Rome, Italy on March 24, 2018. (Photo by PA Press Association)

A girl collects water lily flowers at a pond in Kampong Speu province Cambodia, March 24, 2017. Picture taken March 24, 2017. (Photo by Samrang Pring/Reuters)

Revellers paint faces at Worthy Farm in Somerset for the Glastonbury Festival of Music and Performing Arts on Worthy Farm near the village of Pilton in Somerset, South West England, on June 21, 2017. The largest greenfield festival in the world Glastonbury Festival is now a five-day festival of contemporary performing arts. The Somerset Festival, which Michael Eavis started in 1970 when several hundred hippies paid just £1, now attracts more than 175,000 people. (Photo by Dylan Martinez/Reuters)

Japanese chorus girls appear to be drilling in military tactics atop their theater building as they perform salutes, June 30, 1937. The officer is from the Japanese regular army and says the girls display more rhythm in their drills than do the regular troops. (Photo by AP Photo)

A reveler in costume laughs during the “Cordao do Boitata” street party in Rio de Janeiro, Brazil, Sunday, February 24, 2019, one of the many parades before the official start of Carnival on March 1. (Photo by Leo Correa/AP Photo)

Women perform in the traditional “Morenada” dance during Carnival, in Oruro, Bolivia, Saturday, March 2, 2019. The unique festival features spectacular folk dances, extravagant costumes, beautiful crafts, lively music, and up to 20 hours of continuous partying with lots of tourists, drawing crowds of up people annually. (Photo by Juan Karita/AP Photo)

A student from the General Yermolov Cadet School performs with models of swords during celebrations of Maslenitsa, or Pancake Week, a pagan holiday marking the end of winter, in southern city of Stavropol, Russia, March 6, 2019. (Photo by Eduard Korniyenko/Reuters)