An x-ray of a woman drinking, taken by British artist and photographer Hugh Turvey in London, England. (Photo by Hugh Turvey/SPL/Barcroft Media)

“When We're Gone... Memories Of Us Are All That Remain”, 2011. (Photo by: Trini61; Source: Flickr)

Sleeping Baby Bunny. A 6 day old baby bunny with mouth open while sleeping =D. Photo by Crezalyn Nerona Uratsuji

“Keep On Trucking, Mr. Lynx!”. Canadian Lynx Study. (Photo by Josef)

Brick-carving featuring Tang Dynasty (AD 618-907) maids performing musical instruments is seen at the Chinese Music History Museum in Xian University of Architecture and Technology on September 27, 2008 in Xian of Shaanxi Province, China. (Photo by China Photos/Getty Images)

Hot air balloons fly during the Irish hot air ballooning championships in Galway, Ireland September 26, 2016. (Photo by Clodagh Kilcoyne/Reuters)

Hillary Clinton waves to a selfie-taking crowd at a recent campaign event in Orlando, Florida on September 26, 2016. (Photo by Barbara Kinney/Hillary for America)

A Buddhist nun walks along a path as a stupa is seen at a temple in Anuradhapura, Sri Lanka October 16, 2016. (Photo by Dinuka Liyanawatte/Reuters)