Seven year old Hungarian herding dog Derci runs along the Olympiaberg hill during stormy weather in Munich, southern Germany, Monday, January 4, 2016. (Photo by Matthias Balk/DPA via AP Photo)

A man exercises in the early morning on a hilltop overlooking Kabul, Afghanistan March 3, 2016. (Photo by Mohammad Ismail/Reuters)

A man plays to the cameras as racegoers make their way home at the end of Ladies Day the second day of the Aintree Grand National Festival meeting on April 8, 2016 in Aintree, England. Today is Fabulous Friday and Ladies Day of the three-day meeting of the world famous Grand National Festival where fashion and dressing to impress is as important as the racing. (Photo by Christopher Furlong/Getty Images)

A monkey jumps from a branch at Yangon Zoological Gardens in Yangon, Myanmar, 06 April 2016. Yangon Zoological Gardens (Yangon Zoo) is the oldest and second largest zoo in Myanmar. (Photo by Lynn Bo Bo/EPA)

In this Thursday, May 8, 2014 photo, guests look down from the Tilt!, a new tourist attraction that provides guests a unique view of the downtown area from the 94th floor of the John Hancock Building, after it was unveiled in Chicago. People hold onto handrails as the glass and steel facade tilts forward 30 degrees. (Photo by Ashlee Rezin/AP Photo/Sun-Times Media)

Fan Bing Bing, Concha de Plata (Silver Shell) award winnerfor best actress for the feature film “I Am Not Madame Bovary” speaks on her telephone during the awards ceremony at the San Sebastian Film Festival, September 24, 2016, in San Sebastian, northern Spain. (Photo by Vincent West/Reuters)

Participant Andreea Teodorescu, 17, races on a snowboard during the Bikini Race contest held at Arena Platos Paltinis winter resort, near Sibiu city, 275 km north from Bucharest, Romania, 04 March 2018. The Bikini Race is a timed show on the slopes, at the sixth edition, for women dressed only in swimmsuits and some winter accessories. (Photo by Mircea Rosca/EPA/EFE)

Netherland's Kitty van Male is hit in the face by Argentina's Agustina Habif during the women's quarterfinal field hockey game, August 15, 2016. (Photo by Carl de Souza/AFP Photo)