This picture taken on September 9, 2021 and released from North Korea's official Korean Central News Agency (KCNA) shows a parade of “paramilitary and public security forces” to celebrate the 73rd founding anniversary of North Korea at Kim Il Sung Square in Pyongyang. (Photo by KCNA via KNS/AFP Photo/Stringer)

Children ride on the back of a truck at a camp for internally displaced people (IDPs) in Marib, Yemen on September 9, 2021. (Photo by Ali Owidha/Reuters)

English model Cara Delevingne attends The Metropolitan Museum of Art's Costume Institute benefit gala celebrating the opening of the “In America: An Anthology of Fashion” exhibition on Monday, May 2, 2022, in New York. (Photo by Evan Agostini/Invision/AP Photo)

Naked cyclists wearing masks, ride through the streets of Mexico City during the World Naked Bike Ride day, Saturday, June 11, 2022. (Photo by Eduardo Verdugo/AP Photo)

French artist Gino rides the “Celestial Cyclo” tricycle built by him in Le Marais neighbourhood in Paris, France, August 15, 2015. (Photo by Pascal Rossignol/Reuters)

“Sunward”. When the Mediterrenean Mantis opened its wings, It seemed very impressive at the sunshine... Photo location: Nicosia, Cyprus. (Photo and caption by Hasan Baglar/National Geographic Photo Contest)

Now celebrating its 40th year, Nikon Small World is widely regarded as the leading forum to recognize proficiency and photographic excellence of photography taken under the microscope. To select the winners, competition judges analyzed entries from all over the world covering subjects ranging from chemical compounds to up-close-and-personal looks at biological specimens. The 2014 winners will be revealed on October 30th. In 2014, the competition received over 1,200 entries from more than 79 countries around the world. (Photo by Dr. Igor Robert Siwanowicz/Nikon Small World 2014)

Ary Borges feeds his tiger named Dan at his home in Maringa, Brazil, Thursday, September 26, 2013. Borges is in a legal battle with federal wildlife officials to keep his endangered animals from undergoing vasectomies and being taken away from him. He defends his right to breed the animals and says he gives them a better home than they might find elsewhere in Brazil. (Photo by Renata Brito/AP Photo)