Greek actress Xanthi Georgiou, playing the role of the High Priestess, lights up the torch during the flame lighting ceremony for the Beijing 2022 Winter Olympics at the Ancient Olympia archeological site, birthplace of the ancient Olympics in southern Greece on October 18, 2021. The Olympic flame will once again be lit in an empty stadium on Ovtober 18, 2021, as it starts its truncated journey to Beijing for the Winter Games in February. Like the ceremony in March 2020 to light the flame for Tokyo, and like those Games, which were put back a year, Monday's ceremony is a victim of coronavirus restrictions. (Photo by Aris Messinis/AFP Photo)

Pittsburgh Steelers outside linebacker T.J. Watt (90) is introduced before an NFL football game against the Detroit Lions in Pittsburgh, Sunday, November 14, 2021. (Photo by Don Wright/AP Photo)

A butterfly is seen at a farm in Beykoz disrtict of Istanbul, Turkey on October 26, 2021. Cigdem Unlu runs a farm where 800 butterflies live and being presented to the visitors as the environment exclusively weathered for butterflies. (Photo by Elif Ozturk Ozgoncu/Anadolu Agency via Getty Images)

A Palestinian man dressed as Santa Claus gestures as he rides a camel in Jerusalem's Old City during Christmas celebrations, on December 23, 2021. (Photo by Ahmad Gharabli/AFP Photo)

Miho Nonaka of Japan competes in the Women Boulder&Lead, Semifinal Lead of the Sport Climbing competitions in the Paris 2024 Olympic Games, at the Le Bourget Sport Climbing Venue in Le Bourget, France, 08 August 2024. (Photo by Christophe Petit-Tesson/EPA/EFE)

Vladimir Mogilnikov, 62, washes his hands in a communal washing room in a dormitory for the workers of Proletarka textile factory in the town of Tver, 200 kilometres north-west from Moscow on August 8, 2020. (Photo by Andrey Borodulin/AFP Photo)

Four year old Kaleb Stanley (R), from Dublin, reaches up to puncture a giant bubble with the help of his seven year old brother Jacob on London's South Bank on May 9, 2008 in England. (Photo by Peter Macdiarmid/Getty Images)

The 26th annual National Geographic Traveler Photo Contest is now accepting submissions. Official categories include: “Travel Portraits”, “Outdoor Scenes”, “Sense of Place” and “Spontaneous Moments”. The contest is accepting entries until June 30. Photo: “Forest lights”. Aurora Borealis over the forest of the Pyhae Luosto National Park, Finland. (Photo and caption by Nicholas Roemmelt/National Geographic Traveler Photo Contest)