An iguana in Bali helped Julij Kopilović, age eight, from Slovenia, earn second runner-up in Amazing Animals. (Photo by Julij Kopilović/National Geographic)

National Beard and Moustache Championships 2015 Just for Men National Beard and Moustache Championships Presented by Hanes X-Temp, 2nd annual event honoring the best facial hair in America, with beardsmen from all over the world invited to compete. Categories include the Dali Moustache and the Full Beard Freestyle The World Beard and Moustache Association (WBMA) Championships have been held biennially since 1995 with the next competition due in 2017 in Kings Theatre, New York, NY, USA on November 7, 2015. (Photo by Dennis Van Tine/ABACAPress)

Second place, Nature: double trapping. Picture taken in the Brazilian Pantanal ... when I downloaded the CF did not want to believe it ... The nature knows we always give magnificent events but sometimes extraordinary. (Photo by Massimiliano Bencivenni/National Geographic Travel Photographer of the Year Contest)

Miss Netherlands, Ona Moody walks onstage during The 71st Miss Universe Competition National Costume Show at New Orleans Morial Convention Center on January 11, 2023 in New Orleans, Louisiana. (Photo by Josh Brasted/Getty Images)

Racegoers attend day one of The Randox Health Grand National Festival at Aintree Racecourse on April 12, 2018 in Liverpool, England. (Photo by News Group Newspapers Ltd)

National Geographic has created “Air, Land & Sea: the 50 greatest wildlife photographs” exhibition. Here: CT4 Crocodile cave on the Salamat river. Set up with Nathan Williamson last chip rain came while we were with the nomads. (Photo by Michael Nichols/National Geographic)

“Winter Climbing from inside Ben Nevis”. The view from inside the mountain, as a winter climber passes through the cave on Minus Three gully. Photo location: Ben Nevis, Fort William, Scotland. (Photo and caption by Daniel Wildey/National Geographic Photo Contest)

Wedges of an orange generate enough current and electrical juice – 3.5 volts – to power an LED. The fruit’s citric acid helps electrons flow from galvanized nails to copper wire in this 14-hour exposure. This image was published in September’s Visions of Earth, a trio of photos that appear in each issue of National Geographic. (Photo by Caleb Charland/National Geographic)