A Maasai woman smiles as Camilla, Duchess of Cornwall is presented with a traditional Maasai necklace as Prince Charles, Prince of Wales looks on during a visit to Majengo Maasai Boma on November 9, 2011 in Arusha, Tanzania. (Photo by Chris Jackson/Getty Images)

Model Alessandra Ambrosio (L) and Adriana Lima walk the runway during the 2011 Victoria's Secret Fashion Show at the Lexington Avenue Armory on November 9, 2011 in New York City. (Photo by Jamie McCarthy/Getty Images)

Two children jumping through a water hydrant's shower on a New York street. They have come from a neighbouring co-educational playgroup organised by the city's Police Department. (Photo by Orlando/Getty Images). 1950

View of a Spitfire from the cockpit of an He111,somewhere over Southern England 1941 – 2014. (Photo by Adam Surrey)

Paisley, a standard poodle, is pictured at Intergroom in N.J., March 2014. Intergroom is one of the largest cats and dogs grooming conferences in America. (Photo by Paul Nathan/Rex Features)

People cross the street in central Pyongyang, North Korea May 4, 2016. (Photo by Damir Sagolj/Reuters)

A model wearing a Maxime Rappaz design, winner of the Annabelle Award, walks the runway during the second day of the Charles Voegele Fashion Days on November 10, 2011 in Zurich, Switzerland. (Photo by The Image Gate/Getty Images for IMG)