More than 400 people stripped off and ran into freezing waters to celebrate the autumn equinox – and raise money for charity at Druridge Bay, Britain, September 25, 2016. It was the largest turnout the North East Skinny Dip has ever seen in its five-year history, and it was also the first time it has ever rained on the morning of the event. Revellers gathered from 5.30am on Sunday at Druridge Bay, in Northumberland, before baring all in the North Sea. (Photo by David Charlton Photography)

A sеxy model poses for photos during the 2016 Guangzhou Sеx Culture Festival in Guangzhou city, south China' s Guangdong province on November 10, 2016. The festival has featured the latest developments and technologies of Adult toys and reproductive health products in the country. (Photo by Asia Wire)

In this Thursday, December 1, 2016 photo, Cat Bigney, part of the Oglala Native American tribe, waits on the shore of the Cannonball river for travelers to arrive by canoe at the Oceti Sakowin camp where people have gathered to protest the Dakota Access oil pipeline in Cannon Ball, N.D. So far, those at the camp have shrugged off the heavy snow, icy winds and frigid temperatures. But if they defy next week's government deadline to abandon the camp, demonstrators know the real deep freeze lies ahead. Life-threatening wind chills and towering snow drifts could mean the greatest challenge is simple survival. (Photo by David Goldman/AP Photo)

Actor Robert De Niro presents the Guy Movie Hall of Fame award onstage during Spike TV's 5th annual 2011 “Guys Choice” Awards at Sony Pictures Studios on June 4, 2011 in Culver City, California. (Photo by Kevin Winter/Getty Images)

Cheerleaders wait to perform before the New Year's Day parade in London, Britain January 1, 2017. (Photo by Neil Hall/Reuters)

Dressed up as Punxsutawney Phil, Marty Nagy, of Hallandale Beach, Fla., gives thumbs up to passers by before the start of the 12th annual Groundhog Day on Hollywood Beach, Tuesday, February 2, 2016, in Hollywood, Fla. The event, which featured breakfast and an ocean plunge, benefited the Hollywood Beach Lifeguard Competition Team. (Photo by Wilfredo Lee/AP Photo)

ATTENTION PLEASE! This publication is NOT about cute animals! This is a compilation of photographs of DIFFERENT content! Some photos may SHOCK YOU.

Photo: An eleven-week-old lion cub growls as she plays with a stuffed toy at the San Francisco Zoo April 25, 2003 in San Francisco, California. The cub's mother, Kita, died two days after giving birth to her and her brother. Zookeepers have hand fed and cared for the two surviving cubs around the clock since their mother died. (Photo by Justin Sullivan/Getty Images)

Miniature spring-wound 35-mm film camera in a modified cigarette pack. The Tessina’s small size and quiet operation provided more options for concealment than most commercially available models. (Photo by Central Intelligence Agency)