In this photo taken on Tuesday, December 20, 2016, dancers of the U.S. company “Catapult” create a group of ostriches, during their show “Magic Shadows”, in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (Photo by Luca Bruno/AP Photo)

Sanne Vloet, Sui He, Lais Ribeiro, Taylor Hill, Romee Strijd and Megan Williams pose backstage during 2017 Victoria's Secret Fashion Show In Shanghai at Mercedes-Benz Arena on November 20, 2017 in Shanghai, China. (Photo by Kevin Mazur/Getty Images for Victoria's Secret)

Rob, a British man in his late 20's in Magaluf, Majorca on his stag party, kisses a participant in a wet t-shirt competition hosted at Mambo's Terrace on June 28, 2013. (Photo by Peter Dench/Getty Images Reportage)

Catherine Hollis of Chester, Pa., and Izzy Weintraub of Atlantic City eat Cherrystone clams at Atlantic City's annual clam-eating contest September 16, 1946. They finished 96 and 66 clams respectively in 20 minutes. (Photo by Sam Myers/AP Photo)

A man jumps over a puddle outside Victoria Station, as heavy rain falls, in London, Monday June 20, 2016. Monday marks the Summer Solstice – the longest day of the year and the astronomical change of seasons when days are longest and nights are shortest in the Northern Hemisphere. (Photo by Lauren Hurley/PA Wire via AP Photo)

2016 Rio Olympics, Rhythmic Gymnastics, Final, Individual All-Around Final, Rotation 1, Rio Olympic Arena, Rio de Janeiro, Brazil on August 20, 2016. Melitina Staniouta (BLR) of Belarus competes using the hoop. (Photo by Ruben Sprich/Reuters)

A model presents a creation from the Fall/Winter 2017/18 collection by designer Lena Hoschek during the Mercedes-Benz Fashion Week Berlin, in Berlin, Germany, 17 January 2017. The Mercedes-Benz Fashion Week Berlin runs from 17 to 20 January. (Photo by Clemens Bilan/EPA)

An Afghan girl carries water on her back as she climbs a hill in Kabul, Afghanistan February 20, 2017. A growing population is straining water supplies in Afghanistan's capital, forcing those who can afford it to dig unregulated wells ever deeper to tap a falling water table. Finding water in arid Afghanistan is virtually always a challenge, but a drop in the groundwater level in Kabul caused by overuse and drought is making it even more difficult for residents, especially the poor. (Photo by Omar Sobhani/Reuters)