Pigs race around the track at the Pig Racing and Diving display at the Sydney Royal Easter Show on April 10, 2009 in Sydney, Australia. (Photo by Mark Kolbe/Getty Images)

A street entertainer waits for tourists in Havana, Cuba on October 2009. (Photo by Desmond Boylan/Reuters)

Tokyo, “Electric City”. August 24, 2009. (Photo by Caribb; Source: Flickr)

The phenomenon of the Hill of Crosses in northern Lithuania began when people started leaving crosses there hundreds of years ago – and continues to this day. These photos of a hill covered in crosses show the amazing sight it has become. Photo: In 1831 an unsuccessful uprising against the Russian czar left many rebels dead. Relatives of the dead rebels, with no bodies to bury, instead left crosses, according to the Daily Mail. (Photo by Richard Gardner/Rex USA)

Tour de France hostess wear face masks prior to the start of the first stage of the Tour de France cycling race over 156 kilometers (97 miles) with start and finish in Nice, southern France, Saturday, August 29, 2020. (Photo by Christophe Ena/AP Photo)

In this image released by World Press Photo, Thursday April 15, 2021, by Ami Vitale for CNN, titled Rescue of Giraffes from Flooding Island, which won the first prize in the Nature Singles category, shows A Rothschild's giraffe (Giraffa camelopardalis rothschildi) is transported to safety in a custom-built barge from a flooded Longicharo Island, Lake Baringo, in western Kenya, on Dec. 3, 2020. (Photo by Ami Vitale for CNN, World Press Photo via AP Photo)

This photo taken and received courtesy of an anonymous source on April 8, 2021 show a woman looking at shoes displayed with flowers in Yangon's Myaynigone township, as part of the “Marching Shoes Strike” called on social media to protest against the demonstration against the military coup in Myanmar. (Photo by Handout via AFP Photo)