A homeless man rests on the side of a street at the old quarter of Yemen's capital Sanaa November 27, 2015. (Photo by Khaled Abdullah/Reuters)

A man rides a horse through a bonfire as part of a ritual in honor of Saint Anthony, the patron saint of animals, in San Bartolome de Pinares, about 100 km west of Madrid, Spain on Thursday, January 16, 2014. On the eve of Saint Anthony's Day, hundreds ride their horses through the narrow cobblestone streets of the small village of San Bartolome during the “Luminarias”, a tradition that dates back 500 years and is meant to purify the animals with the smoke of the bonfires and protect them for the year to come. (Photo by Emilio Morenatti/AP Photo)

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)

Natan Dvir, an Israeli photographer, focuses on the human aspects of political, social and cultural issues. For his “Coming Soon” series, Dvir says that in recent years, a kaleidoscopic net of huge billboards has enveloped the commercial hubs of New York. Seen here, a man looks at a Juicy Couture billboard while passing it on 52nd street close to 5th Avenue in New York, June 5, 2012. (Photo by Natan Dvir/Polaris)

“Super Enerji”. Taken on my road trip through Turkey. (Photo and caption by Michelle Brandemuehl/National Geographic Traveler Photo Contest)

ATTENTION! All pictures are presented in high resolution. To see Hi-Res images – just TWICE click on any picture. In other words, click small picture – opens the BIG picture. Click BIG picture – opens VERY BIG picture.

Students from Glasgow Art School modelling casual clothing and Buchan tartan in the annual Fashion Show for charities. During Rag Week students parade in the city streets wearing costumes designed and made by themselves. (Photo by Haywood Magee/Picture Post/Getty Images). 7th February 1953

A volunteer approaches a male toad to pick him up from a road near Berlin on March 18, 2012 in Gueterfelde, Germany. (Photo by Sean Gallup/Getty Images)

The new wax figure of American singer Jennifer Lopez is unveiled on May 21, 2003 at Madame Tussauds, London. The waxwork is the first ever blushing figure. (Photo by Bruno Vincent/Getty Images)