Couples compete in the Salon Tango style qualifier round at the Tango World Championship in Buenos Aires, Argentina, August 22, 2016. (Photo by Enrique Marcarian/Reuters)

A farmer rides a truck in a village near Nong Khai, Thailand, September 16, 2015. (Photo by Jorge Silva/Reuters)

A man dressed up as a "Catrin", a Mexican character also known as "The Elegant Death", is pictured during a Catrinas parade in Mexico City October 31, 2015. (Photo by Carlos Jasso/Reuters)

Atmosphere at the 84th Annual Hollywood Christmas Parade held at The Roosevelt Hotel on November 29, 2015 in Hollywood, California. (Photo by Zuma Wire/Rex Shutterstock)

When Ed Templeton was a young skateboarder in California, he took Polaroids of his friends smoking at their local park. Those pictures in 1994 were the start of a lifelong habit – Templeton has been capturing youngsters all over the world experimenting with cigarettes ever since. Here: Santiago, Chile, 2002. (Photo by Ed Templeton/Robert & Tilton Gallery, Culver City)

A firefighter recovers after climbing the 1800 steps of the Costanera Centre Tower as part of the “Race for Life” aimed at encouraging organ donation in Chile, in Santiago, on October 16, 2016. More than 500 volunteer firefighters are expected to climb the 1800 steps of the tallest building in South America to promote and encourage organ donation in the country. (Photo by Claudio Reyes/AFP Photo)

A horse smiles at the camera. See the beautiful images of horses gleefully playing in Iceland mountain ranges. The horses have been spotted smiling and cuddling in remote locations across the nation. (Photo by Bragi J. Ingibergsson/Caters News)

A girl carries a bag of recyclable items she collected from a landfill on the outskirts of Sanaa, Yemen November 16, 2016. (Photo by Mohamed al-Sayaghi/Reuters)