In this Wednesday, July 13, 2016, handout image provided by Solar Impulse, the Solar Impulse 2 flying over the pyramids, Egypt Cairo. The experimental solar-powered airplane has arrived in Egypt as part of its global voyage. (Photo by Jean Revillard, Rezo via the AP Photo)

A Thai farmer controlling a pair of buffaloes competes in the flooded field during the annual Wooden Plow Buffalo Race in Chonburi Province, southeast of Bangkok, Thailand, Saturday, July 13, 2019. The farmers are celebrating the start of the sowing season by racing the buffaloes whose usual duty is to plow field. (Photo by Sakchai Lalit/AP Photo)

A detail of Farmers Insurance “We Came, We Saw, We Covered” float which was featured in the 128th annual Rose Parade is pictured in Pasadena, California U.S., January 3, 2017. (Photo by Mario Anzuoni/Reuters)

Highland dancers compete at Inveraray Highland Games on July 19, 2022 in Inveraray, Scotland. The games are held in the grounds of Inveraray Castle celebrate Scottish culture and heritage with field and track events, piping, highland dancing competitions and heavy events including the world championships for tossing the caber. (Photo by Jeff J. Mitchell/Getty Images)

In this Tuesday, July 29, 2014, photo, Syrian refugee Samah, 5, poses for a picture at Zaatari refugee camp, near the Syrian border, in Mafraq, Jordan. More than 2.8 million Syrian children inside and outside the country – nearly half the school-aged population – cannot get an education because of the devastation from the civil war, according to the U.N. children's agency, UNICEF. That number is likely higher, as UNICEF can't count the children whose parents didn't register with the United Nations refugee agency. (Photo by Muhammed Muheisen/AP Photo)

Catherine, Duchess of Cambridge speaks to soldiers as she arrives at Calgary Airport on July 7, 2011 in Calgary, Canada. (Photo by Chris Jackson/Getty Images)

Two friends take a quick selfie during the Grand National Festival at Aintree Racecourse on April 6, 2017 in Liverpool, England. (Photo by WENN)

A guard secures gates of a catfish farm visited by a group of foreign reporters in Pyongyang, North Korea April 17, 2017. (Photo by Damir Sagolj/Reuters)