A young visitor interacts with a baby hippopotamus swimming in its enclosure at the Berlin Zoo on January 1, 2018. Tourists and locals flocked to the zoo in the German capital on the unseasonably warm first day of the year. (Photo by Odd Andersen/AFP Photo)

Three cabaret dancers sit glum-faced in the Windmill Theatre's canteen upon hearing the news that the theatre's owners have sold out to a cinema company, on October 02, 1964. The theatre, which was the first to include nudity in its shows, has been able to cope with competition from a growing number of West End strip clubs. (Photo by Hulton-Deutsch Collection/CORBIS/Corbis via Getty Images)

Stefan Sigmund, 29, from the Transylvanian city of Cluj, attempt to smoke 800 cigarettes through a self designed device in less than five minutes, in central Bucharest Tuesday, January 30, 1996, trying to enter the Guinness Book of Records. It is the last of his several attempts entering the record book which included eating 29 hard boiled eggs in four minutes and leaping into a lake from a height of 41 meters (135 feet) even if the Guinness Book of Records no longer rewards self damaging attempts. (Photo by AP Photo/Stringer)

Daniel Cheong, a dog behaviorist and trainer, steps over a leash as he walks a pack of dogs in Arlington, Va. on November 13, 2018. (Photo by Ricky Carioti/The Washington Post)

A spectator waits for the start of the Jeremy Scott show during Fashion Week in New York, Thursday, February 8, 2018. (Photo by Andres Kudacki/AP Photo)

Chase Outlaw dodges Cochise after being bucked off in the final round of the PBR Unleash the Beast bull riding event at Madison Square Garden on January 06, 2019 in New York City. (Photo by Sarah Stier/Getty Images)

“Camille Lepage, a 26-year-old French photojournalist who had spent months documenting deadly conflict in Central African Republic has been killed, the French presidency said Tuesday, May 13. Lepage, a freelance photographer whose work was published in major French and American newspapers, died in western Central African Republic not far from the border with Cameroon, authorities said”. – Associated Press. Photo: Anti-balaka fighters from the town of Bossembele patrol in the Boeing district of Bangui, Central African Republic, February 24, 2014. (Photo by Camille Lepage/Reuters)

A long exposure image of embers flying off burnt out trees following the wind driven wildfire ranging in the mountain area near Rancho Cucamonga late 30 April 2014. Earlier in the day more than 1,500 homes were evacuated as the Etiwanda fire charred around 1,000 acres in San Barnardino National Forest. (Photo by Stuart Palley/EPA)