Revelers dressed as Santa Claus or in festive costumes arrive for the start of SantaCon 2018 in New York City December 8, 2018. SantaCon is an annual event where people dress as Santa Claus or other Christmas characters parade in several cities around the world. (Photo by Timothy A. Clary/AFP Photo)

1974: American boxer Muhammad Ali, formerly Cassius Clay, strikes an aggressive pose at a press conference on November 29, 1974. (Photo by Harry Dempster/Express/Getty Images); American actor Will Smith at the Royal Premiere of the film Ali in London on December 11, 2001. Smith starred as Muhammad Ali in the film. (Photo by Dave Hogan/Getty Images)

This 1999 photo, supplied by HBO, shows a younger-looking James Gandolfini, who plays mob boss Tony Soprano, in an episode from the first season of the HBO cable television mob series, “The Sopranos”. Actor James Gandolfini, best known for his Emmy-winning portrayal of a conflicted New Jersey mob boss in the acclaimed HBO cable television series “The Sopranos”, has died while vacationing in Rome, the network said on June 19, 2013. (Photo by Anthony Neste/AP Photo/HBO)

Emily Hasler, an English Heritage employee at Charles Darwin's home, Down House, cleans a rabbit bone in his old study on April 2, 2011 in Downe, England. Staff at the house are cleaning and preparing the property ahead of their peak visitor season. The house contains the study where Darwin wrote “On the Origin of Species”, as well as family rooms and an extensive garden that inspired the renowned scientist. (Photo by Oli Scarff/Getty Images)

“Bear Grylls, (born Edward Michael Grylls, 7 June 1974) is an English adventurer, writer and television presenter. He is best known for his television series Man vs. Wild, known as Born Survivor in the United Kingdom. He was the youngest Briton to climb Mount Everest, doing so at age 23. In July 2009, Grylls was appointed the youngest ever Chief Scout at the age of 35”. – Wikipedia

Photos: Passer inspects “Camelot”, a replica camel carcass simulating that used by adventurer Bear Grylls to shelter in the Sahara desert during an episode of the Discovery Channel's “Man Vs. Wild”, in Wynyard Park on March 1, 2010 in Sydney, Australia. (Photo by Discovery Channel via Getty Images)

A little boy shouts “Earthquake!” during a shouting contest, part of the annual evacuation drill on the National Disaster Prevention Day on September 1, 1986. The contest was aimed at teaching youngsters the importance of telling neighbors quickly and loudly of a disaster when it hits. The drill is annually conducted through out the country on the day marking the anniversary of the Great Kanto Earthquake that hit the Japanese capital and its vicinity on September 1, 1923, killing more than 104,000 people. (Photo by Sadayuki Mikami/AP Photo)

U.S. Corporal Stanley Suski, left, and Miss Tamako, a Geisha girl, whirl a bit of Jitterbug, in a bar, in Tokyo, Japan, on October 1, 1945. (Photo by AP Photo)

Demonstrators wear skull masks during an anti government protest, as Chile's President Michelle Bachelet delivers a speech inside the National Congress, in Valparaiso city, Chile May 21, 2016. (Photo by Ivan Alvarado/Reuters)