A girl competes during a Hobby horsing competition in St. Petersburg, Russia, on Sunday, April 21, 2024. Several dozen kids, 48 girls and one boy, from first-graders to teenagers gathered in a gymnasium in northern St. Petersburg, Russia's second largest city, for a hobby horsing competition. (Photo by Dmitri Lovetsky/AP Photo)

Three Siberian tiger cubs meet visitors at Yangzhou Zoo in Yangzhou City, east China's Jiangsu Province, on 27 June, 2024. (Photo by Splash News and Pictures)

On the morning of the October 4, 2025, the second day of the Chuseok holiday, a lenticular cloud resembling an unidentified flying object (UFO) appeared in the northeastern sky as seen from the Healing Forest in Hogun-dong, Seogwipo-si, Jeju-do, creating a spectacular sight. (Photo by Newsis)

Mud Madness at the annual Jaffa Cakes charity three-mile run at Foymore Lodge near Portadown this afternoon, on April 13, 2014. A total of a thousand competitors and fun-runners took part in the two races held over the mudstrewn endurance course. (Photo by Alan Lewis/Photopress Belfast)

A girl jumps over a campfire while celebrating Ivan Kupala Night, a traditional Slavic holiday not far from Kiev on July 6, 2013. During the celebration, originating in pagan times, people plait wreaths, jump over fires, and swim naked. (Photo by Sergei Supinsky/AFP Photo)

World War II veteran Jack W. Schlegel, 91 years-old, from Mount Tremper, New York, of the 508th Parachute Infantry Division of the 82nd Airborne who parachuted near Sainte-Mere-Eglise on June 6,1944, poses with American and French flags as he visits the American War cemetery in Colleville-sur-Mer, on the Normandy coast June 2, 2014. REUTERS/Pascal Rossignol

A pilot looks up from a U.S. F-22 Raptor fighter as it prepares to refuel in mid-air with a KC-135 refuelling plane over European airspace during a flight to Britain from Mihail Kogalniceanu air base in Romania April 25, 2016. (Photo by Toby Melville/Reuters)

During his time in Ethiopia, New York-based art director and photographer Diego Arroyo spent time with the Hamar, Mursi, Dassanech, and Arbore Tribes. They, along with several others tribes, make up the 200,000 people situated in Africa’s Great Rift Valley. The people of the Omo Valley are still primarily herders and farmers, living an isolated and simple life. While they have yet to be truly touched by globalization, they could soon disappear. Their way of life is being threatened by a massive hydroelectric dam. (Photo by Diego Arroyo)