Girls in floral crowns jump across the bonfire while holding hands during the Kupala Night celebration at the National Museum of Folk Architecture and Life in Pyrohiv, Kyiv, capital of Ukraine. (Photo by Ukrinform/Rex Features/Shutterstock)

A girl looks on at a diver dressed as Santa Claus performing during a promotional event for Christmas in Seoul, South Korea on December 3, 2021. (Photo by Kim Hong-Ji/Reuters)

A girl walks past the debris and mud following the floods brought by Typhoon Gaemi, in Marikina City, Metro Manila, Philippines, on July 25, 2024. (Photo by Lisa Marie David/Reuters)

(L-R) Giselle, Ningning, Karina and Winter of South Korean girl group aespa attend the 2025 Billboard Women in Music at YouTube Theater on March 29, 2025 in Inglewood, California. (Photo by Amy Sussman/Getty Images)

A small section of the expanding remains of the Veil Nebula, a massive star that exploded about 8,000 years ago. The entire nebula is 110 light-years across, covering six full moons on the sky as seen from Earth, and resides about 2,100 light-years away in the constellation Cygnus, the Swan. (Photo by Reuters/NASA/ESA/Hubble)

Students in Aone’s elementary school during break in between the class on April 9, 2015. The school has only six students, two of whom are from the same family. Similarly small schools can be found throughout Japan. (Photo by Ko Sasaki/The Washington Post)

Bonbibi, Treehouse Point, Fall City, WA. The Bonbibi is balanced on two steel yokes. The yokes spread out the load and allow for tree growth and movement in the wind. A small deck hangs from the beams below and uses the treehouse itself to shelter guests. (Photo by Pete Nelson)