Trainers from Tianjiao Special Guard/Security Consultant Ltd. Co. engage trainees dressed in swimming suits as they crawl on the beach during a training session in Sanya, Hainan province January 8, 2012. (Photo by CHINA DAILY/Reuters)

British actress and humanitarian Audrey Hepburn, 1955. Jumpology. (Photo by Philippe Halsman)

American film and theater actress, singer and dancer Shirley MacLaine. (Photo by Philippe Halsman)

Heralds ride on horse-back through the streets of Moscow proclaiming the forthcoming coronation of Tsar Nicholas II, 1896. P.S. All pictures are presented in high resolution.

A man carries a woman across a river at Petit Goave where a bridge collapsed during the rains of the Hurricane Matthew, southwest of Port-au-Prince, October 5, 2016. (Photo by Hector Retamal/AFP Photo)

A model presents a creation from the Fyodor Golan catwalk show at London Fashion Week Autumn/Winter 16 in London, Britain February 19, 2016. (Photo by Neil Hall/Reuters)

A model displays shoes during the Ryan LO Autumn/Winter show at London Fashion Week, Friday, February 19, 2016. (Photo by Kirsty Wigglesworth/AP Photo)

Hostesses pose for pictures outside the Great Hall of the People before a meeting ahead of Saturday's opening ceremony of the National People's Congress (NPC), in Beijing, China March 4, 2016. (Photo by Jason Lee/Reuters)