Ecuador's Ronald Zabala G., riding, Forever Young Wundermaske, fall off their horse during the Equestrian Cross Country competition at Chateau de Versailles for the 2024 Summer Olympics, Sunday, July 28, 2024, in Versailles, France. (Photo by Mosa'ab Elshamy/AP Photo)

A boy attends the “Bloco da Lama” (Block of Mud) group during the carnival festivities, in Paraty, Brazil on February 11, 2024. (Photo by Pilar Olivares/Reuters)

Racegoers shelter from the rain as they attend on the second day of the Grand National Festival horse race meeting at Aintree Racecourse in Liverpool, north-west England, on April 14, 2023. (Photo by Oli Scarff/AFP Photo)

A man looks out of a window as Palestinians inspect the site and search for casualties of an overnight Israeli air strike on a house at al-Shati (Beach) refugee camp, in Gaza City, on July 15, 2025. (Photo by Mahmoud Issa/Reuters)

A model holds a dog presenting a creation by Anthony Rubio during New York Fashion Week, in New York City, U.S., September 13, 2025. (Photo by Caitlin Ochs/Reuters)

An England fan poses for a photo outside the stadium before their international friendly match against Bosnia and Herzegovina in Newcastle, Britain on June 3, 2024. (Photo by Lee Smith/Action Images via Reuters)

An empty beer bottle stands in front of the buildings of the banking district in Frankfurt, Germany, Friday, May 21, 2021. All people gathering on the square for drinks and food left when the police started checking if they are abiding by the coronavirus restrictions. (Photo by Michael Probst/AP Photo)

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)