A groundskeeper uses a bamboo broom at Kasumigaike Pond at Kenrokuen Garden in Kanazawa, Japan on January 12, 2016. The japanese garden, located next to Kanazawa Castle, encompasses over 28 acres in downtown Kanazawa. With two ponds, rolling hills with streams and bridges, is considered a strolling-style landscape garden. It's regarded as one of the top three most beautiful gardens in Japan. (Photo by Linda Davidson/The Washington Post)

Rioters scuffle with police on a street in Mongkok district of Hong Kong, Tuesday, February 9, 2016. Rioters clashed with police overnight and into the early hours of Tuesday in a crowded area of Kowloon. The unrest started when local authorities tried to prevent street food sellers from operating on Monday night. Activists who are dissatisfied with Hong Kong's administration took part in the clashes, local media reports said. (Photo by Kin Cheung/AP Photo)

A small section of the expanding remains of the Veil Nebula, a massive star that exploded about 8,000 years ago. The entire nebula is 110 light-years across, covering six full moons on the sky as seen from Earth, and resides about 2,100 light-years away in the constellation Cygnus, the Swan. (Photo by Reuters/NASA/ESA/Hubble)

Syrian dancer and choreographer Yara al-Hasbani performs a dance on the empty Trocadero square in front of the Eiffel tower in Paris on April 22, 2020, on the 37th day of a strict lockdown in France to stop the spread of COVID-19 (novel coronavirus). (Photo by Sameer Al-Doumy/AFP Photo)

The clown is on tour at Outlets on June 7, 2020 in Wuhan,Hubei Province,China.Wuhan has seen its urban life gradually get back to normal following encouragement from local city management to open up street-stalls. Since January, China has recorded more than 81,000 cases of COVID-19 and at least 3200 deaths, mostly in and around the city of Wuhan, in central Hubei province, where the outbreak first started. (Photo by Getty Images/Stringer)

People attend a master class in Latin American dances on the deck outside No 84 Pavilion in VDNKh Exhibition Centre in Moscow, Russia on July 4, 2020. The event opens this year's season of outdoor dancing in VDNKh. (Photo by Artyom Geodakyan/TASS)

Kang Na-ra, a North Korean defector who is now a beauty YouTuber, points at her lips after putting on a lipstick made by North Korea, in Seoul, South Korea, June 11, 2019. (Photo by Kim Hong-Ji/Reuters)

Buyan, a male Siberian brown bear, cools down under a stream of water sprayed by an employee in an enclosure on a hot summer day, at the Royev Ruchey zoo in Krasnoyarsk, Russia on June 14, 2019. (Photo by Ilya Naymushin/Reuters)