A man works inside a bakery in the rebel-controlled area of Maaret al-Numan town in Idlib province, Syria December 17, 2015. (Photo by Khalil Ashawi/Reuters)

This picture taken on April 12, 2017 shows men carrying bamboo through a forest near Dashan village near the city of Lin'an, Zhejiang Province. Lin'an is in a area of eastern Zhejiang province whose rich bamboo forests are estimated to supply up to two-thirds of China's bamboo shoots, plus a range of other products derived from the fast-growing plant that are produced both for domestic and overseas markets. (Photo by Johannes Eisele/AFP Photo)

Indian boy Hassan Malik works in a leather shoe factory at Topsia in Calcutta, eastern India, 19 November 2013. The leather industry occupies an important place in the Indian economy. It is an employment intensive sector with a vast potential for growth and exports but also a pollution intensive industry that relies on cheap labor. One of the major production centers for leather and leather products is located in Calcutta, West Bengal. Hundreds of tanneries are operated in the city’s Tiljala, Topsia and Tangra districts. They are mostly run by local families living and working under poor conditions. (Photo by Piyal Adhikary/EPA)

A grave cleaner holds up a skull during exhumation works at the Cemetery General in Guatemala City May 24, 2013. If a lease on a grave has expired or not been paid, grave cleaners will break open the crypts to remove and rebury the bodies. (Photo by Jorge Dan Lopez/Reuters)

British artist Nick Veasey used an X-ray machine to show us exactly what's going on under people's clothes. The equipment took copies of items separately before they were mashed together to create characters and situations. The work is part of Veasey's latest exhibition named “X-ray Voyeurism”. In order to create the work, the 51-year-old has spent the last 20 years exposing himself to harmful radiation in his studio. Photo: “Stripper”: Has tucked her cash away safely. (Photo by Nick Veasey/Barcroft Media)

Workers carry baskets of hand-picked tea leaves at the Makaibari Tea Estate in Kurseong, West Bengal, India, on Monday, September 8, 2014. The 155-year-old Makaibari Tea Estate recently sold it's Darjeeling tea, named Silver Tips Imperial, for $1,850 a kilo to buyers from the U.K., the U.S. and Japan, becoming the most expensive Indian tea ever sold. (Photo by Sanjit Das/Bloomberg)

Irene Aguirre, 23, attends a boxing class at the National Institute of Sport in Managua March 4, 2015. A study done by the Psychology alumni of the National Autonomous University of Nicaragua (UNAN-Managua) revealed that about 1 million women in Nicaragua suffer from domestic violence. (Photo by Oswaldo Rivas/Reuters)

A farmers carries baskets of salt during a harvest in the the salt production process August 13, 2009 in Sumenep on Madura island, Indonesia. (Photo by Ulet Ifansasti/Getty Images)