A violent eruption spews ash more than a kilometer into the sky above Mount Etna in Sicily on February 23, 2021. (Photo by Marco Restivo/Barcroft Studios via Getty Images)

A view shows a Lun-class Soviet-made ekranoplan, which is a naval craft and a ground-effect vehicle, on the Caspian Sea coastline in Derbent in the Republic of Dagestan, Russia on November 3, 2020. (Photo by Kazbek Basayev/Reuters)

Two one-year old baby mountain gorillas play together in the forest of Bwindi Impenetrable National Park in southwestern Uganda on Saturday, April 3, 2021. (Photo by AP Photo/Stringer)

A woman attends the annual Easter Parade and Bonnet Festival on Fifth Avenue, amid the coronavirus disease (COVID-19) pandemic, in New York City, U.S., April 4, 2021. (Photo by Eduardo Munoz/Reuters)

Gymnast Valeria Kurochkina from Yekaterinburg performs during the Circus of Our Childhood festival at the Yekaterinburg Circus in Yekaterinburg, Russia on December 7, 2019. The festival marks the centenary of establishing state circuses in Russia. (Photo by Donat Sorokin/TASS)

Pitch invader Kinsey Wolanski is taken away by security during the Champions League final soccer match between Tottenham Hotspur and Liverpool at the Wanda Metropolitano Stadium in Madrid, Saturday, June 1, 2019. (Photo by Toby Melville/Reuters)

A woman plays billiards during a local championship at a sports hall in Yemen's capital Sanaa on December 16, 2019. (Photo by Mohammed Huwais/AFP Photo)

A model presents a creation by Obectra during Berlin Fashion Week in Berlin, Germany, January 15, 2020. The Berlin Fashion Week runs from​ 13 to 17 January. (Photo by Annegret Hilse/Reuters)