An undated photo of dancer “Mata Hari”. Born Margaretha Zelle who was executed during World War I for being a spy. A century ago, on October 15, 1917, an exotic dancer named Mata Hari was executed by a French firing squad, condemned as a sultry Dutch double agent who supposedly led tens of thousands of soldiers to their death during World War I. (Photo by Virginia Mayo/AP Photo)





Actress Marilyn Monroe plays grand marshal as she rides on the back of a convertible down the boardwalk during the Miss America Beauty Pageant parade on September 1, 1952 in Atlantic City, New Jersey. (Photo by Michael Ochs Archives/Getty Images)





Artist Salvador Dali, right and glam rock star, Alice Cooper, discuss Dali's art holographs during a press conference at the New Exhibition of Holographs, in New York, April 4, 1973. Holographs are three dimensional photographs. Dali's work included a portrait of Cooper, whom Dali called “the best exponent of confusion”, in an age when “nobody understands anything”. (Photo by John Rooney/AP Photo)





Al Capone, right, is shown in one of his last public appearances as he and his unidentified friend leave St. Patrick's Catholic Church after Capone's son's wedding in Miami, Fla. on December 30, 1941. (Photo by AP Photo)





Nobel Prize-winning author John Steinbeck wears earphones as he rides in an Army helicopter on December 17, 1966 in Vietnam over the central Vietnamese Highlands. The 64-year-old author came to Vietnam to “go up the rivers and into the mountains” to see it for himself. Steinbeck began his first trip to visit combat units his first field trip to visit combat units the weekend of Dec. 16, 1966. (Photo by AP Photo)





Robin Williams, left, and Christopher Reeve, attempt to hail a taxicab in New York City on February 9, 1981. Williams went to see Reeve, who is appearing in the play “The Fifth of July”, backstage after his performance Friday night. (Photo by Steve Sands/AP Photo)





French Baroness Marie-Helene de Rothschild and Spanish surrealist Salvador Dali appear at the opening of the nightclub Lido in Paris, on January 3, 1974. (Photo by AP Photo)





Babe Ruth waves as he arrives at his home at 110 Riverside Drive in New York, January 27, 1948, from the Neurological Institute of the Columbia Presbyterian Medical Center. He had been in the hospital for a check-up since Jan. 10. He plans to leave for Florida by train, Jan. 29, for a three or four weeks vacation. (Photo by John Rooney/AP Photo)





Thomas A. Edison and Mrs. Mina Miller Edison in the market street station, Newark, N.J., on January 20, 1931 when they left for Ft. Myers, Fla. the inventor's winter home. They were accompanied by Mrs. Edison's sister, Mrs. W.W. Nichols. Edison said he was tired, and that he planned to rest in Florida before continuing his experiments to obtain a rubber substitute from plants. The party traveled in the private car of Harvey firestone. The tire manufacturer is a close friend of the Edison. (Photo by AP Photo)





Playwright Tennessee Williams is pictured at the opening of his one-act play “27 Wagons Full of Cotton” along with Arthur Millers “A Memory of Two Mondays”, at the Phoenix Theater in New York City, January 26, 1976. (Photo by Carlos Rene Perez/AP Photo)





Thomas A. Edison poses with the the tin-foil phonograph, which he exhibited at the National Academy of Science in Washington and later demonstrated for the president at the White House, on April 18, 1878. The phonograph, Edison's favorite invention, was invented on Aug. 12, 1877. (Photo by AP Photo)





A photo taken on April 12, 1959 in London shows French actress Brigitte Bardot, flanked by Royal Air Force boys, arriving at the R.A.F. Base on the set of “Babette s'en va t'en Guerre” (“Babette Goes to War”) directed by Christian Jaque. (Photo by AFP Photo)





German Nazi politician, Joseph Goebbels (1897 - 1945), 18th April 1939. (Photo by Fox Photos/Getty Images)





Italian dictator Benito Mussolini, during his tour of Piedmont, donned a coal-miner's kit and descended a coal mine at Cogne, Piedmont, on May 22, 1939. (Photo by AP Photo)





American actress Carrie Fisher, star of the movie “The Empire Strikes Back”, sequel to the record-breaking “Star Wars” epic, cuddles up to a Stormtrooper in a London park, May 23, 1980. They were in London to promote the movie. (Photo by Dave Caulkin/AP Photo)





Italian actress Sophia Loren lying in a hospital bed and holding her son Carlo Ponti Jr. in her arms, introduces him to the press in the Main Hall of the maternity clinic of Geneva State Hospital, Geneva, Switzerland, on January 4, 1969. (Photo by AP Photo)





Breaking a strict personal rule, George Bernard Shaw, famous dramatist, appears for a “Curtain call” at the television presentation of his play, how he lied to her husband July 15, 1937 in London. (Photo by AP Photo)





President John F. Kennedy sits with his wife, Jacqueline, after her arrival back from a trip to Greece as he met her at Washington National Airport on her return, June 15, 1961. The First Lady flew from Athens to Rome and New York aboard a commercial airliner, and from New York to Washington in the President's private plane, the Caroline. President Kennedy, who has been suffering from sore back as a result of a tree-planting in Canada recently, did not get out of the White House car as they met. (Photo by John Rous/AP Photo)





Stan Laurel (1890 - 1965) and Oliver Hardy (1892 - 1957) in a scene from “Pack Up Your Troubles”, directed by George Marshall and Ray McCarey, 1932. (Photo via John Kobal Foundation/Getty Images)





Prince Philip, Duke of Edinburgh practicing his bicycle polo technique, Windsor Great Park, Berkshire, 1964. (Photo by Norman Potter/Daily Express/Hulton Archive/Getty Images)





Koko, a four and a half year old gorilla, who has been taught some sign language, made her debut her 5/19. At left Francine “Penny” Patterson, graduate student at Stanford and main instructor of Koko, asks the gorilla if she is hungry and Koko is answering back that she is. In center is June Monroe, an interpreter for the deaf at St. Luke's Church, who helped teach Koko. The famed gorilla Koko, known for mastering sign language and building a rapport with humans, has died in California, a research center announced Thursday, June 21, 2018. She was 46. (Photo by Bettmann Archive/Getty Images)