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)

Father Christmas waiting for a bus in the London West End with his reindeer and a sack of presents. (Photo by Evening Standard/Getty Images). 12th August 1970

King George V inspects the day's kill after a tiger hunt in India during his royal visit to celebrate his accession to the throne. (Photo by Hulton Archive/Getty Images). 1911

Internally displaced Syrian children play inside a refugee camp in the Hama countryside, Syria January 1, 2016. (Photo by Ammar Abdullah/Reuters)

A pistol set made by Versailles gunsmith Nicolas-Noel Boutet and was gifted to Simon Bolivar from Marquis de La-fayette is displayed at Christie's auction house in the Manhattan borough of New York, April 5, 2016. (Photo by Lucas Jackson/Reuters)

Internally displaced people who fled flooding of the overflowed Shabelle river rest after receiving relief assistance near Baledweyne town in central Somalia, June 22, 2016. (Photo by Feisal Omar/Reuters)

A woman looks at jellyfish during a media preview for the Epson Aqua Park Shinagawa aquarium's re-opening in Tokyo July 6, 2015. The aquarium will re-open on July 10 with new attractions including a pirate ship ride and a merry-go-round. (Photo by Toru Hanai/Reuters)

Members of a Chinese opera take a selfie before a performance at a shopping mall ahead of the Chinese Lunar New Year celebrations in Bangkok, Thailand, February 4, 2016. (Photo by Athit Perawongmetha/Reuters)