Couples kiss during a kissing contest in Wuhan, Hubei province, November 23, 2014. Some 20 couples attended the contest and the winners have been awarded an iPhone 6, according to local media. (Photo by Reuters/Stringer)

A tourist poses for a picture with the Sphinx at the Pyramids of Giza in Cairo, Egypt, on October 19, 2011. (Reuters/Jamal Saidi)

Mr. Grindell Matthews with his latest invention, the new photographic gun which is the latest development in sky signs. 1933. It can throw a beam of light 15 miles into the sky. (Photo by Fox Photos)

Margaret Morris dancers exercising on the sands at Saint-Idesbald. (Photo by Fox Photos/Getty Images). August 1929

Faces adorn crosses placed in the Garden of Remembrance of some of Britain's armed forces members who have died in Afghanistan in the Garden of Remembrance outside Westminster Abbey at the official opening of the Royal British Legion's Field of Remembrance on November 5, 2009 in London, England. (Photo by Alastair Grant-Pool/Getty Images)

Captain George Ash lies on his back as he prepares to shoot the bowl from the clay pipe held between a blindfolded corporal's teeth. (Photo by Fox Photos/Getty Images). 18th April 1932

This artist has put together an amazing picture set of a man blending into the Seven Wonders of the World with her incredible body art. New York artist Trina Merry is known for her unique style that blends body art with photography but in her Lost in Wonder series shes painted a models body to blend into some of the worlds most iconic locations. She had her subject, UK model Kyle James, pose fully painted in front of the Great Pyramid of Giza, the Great Wall of China, Petra, The Colosseum, Machu Picchu, Stone Henge and Easter Island. Here: Colusseum. (Photo by Trina Merry/Caters News)

An ultra-Orthodox Jewish man inspects an etrog, citrus fruit used in rituals during the upcoming Jewish holiday of Sukkot in Jerusalem's Mea Shearim neighbourhood, October 13, 2016. (Photo by Amir Cohen/Reuters)