A police officer gives instructions to migrants rushing to board a train that would take them towards Serbia, at the railway station in the southern Macedonian town of Gevgelija, Wednesday, August 20, 2015. Macedonian police stepped up the security at the border with Greece apparently trying to stem recent surge of migrants who are coming from Greece. (Photo by Darko Vojinovic/AP Photo)

A donkey savors warming temperatures after a long winter at the zoo in Warsaw, Poland, on Wednesday, April 8, 2015. (Photo by Czarek Sokolowski/AP Photo)

A model poses with her arm after it was painted by body artist Guido Daniele into the likeness of a snake at Harrods on Februrary 4, 2008 in London, England. Guido Daniele has painted human hands since 2000. Each work of art takes over three hours to complete. (Photo by Chris Jackson/Getty Images)

Aerial photo taken on April 10, 2022 shows the construction site of Haikou duty-free shopping complex in Haikou, south China's Hainan Province. With a total construction area of about 926,000 square meters, the Haikou duty-free shopping complex project is expected to be officially put into use this year. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

A woman in a Cholita dress poses for photos, at the Uyuni Salt Flat in Bolivia on March 26, 2022. (Photo by Claudia Morales/Reuters)

A giant biodegradable landart painting entitled “Vers l'equilibre” (Towards balance) by French-Swiss artist Saype is pictured near the summit of the Grand Chamossaire mountain, above the alpine resort of Villars-sur-Ollon, Switzerland, Wednesday, July 06, 2022. Extending over an area of 2500 square meters, this fresco was created using biodegradable pigments made out of charcoal, chalk, water and milk proteins. (Photo by Valentin Flauraud/Keystone via AP Photo)

Photo taken at the top of the Canton Tower, a landmark in Guangzhou, on August 7, 2022 shows the Pearl River running through downtown of Guangzhou, capital of south China's Guangdong Province. (Photo by Liu Dawei/Xinhua News Agency)

The Royal Castle is seen a veil of heavy winter smog in Budapest, Hungary on January 30, 2017. (Photo by Laszlo Balogh/Reuters)