A CIA employee helps Vietnamese evacuees onto an Air America helicopter from the top of 22 Gia Long Street, a half mile from the U.S. embassy, on April 29, 1975, shortly before Saigon fell to the advancing North Vietnamese army. (Photo by Bettmann Archive)





American stuntman Evel Knievel practices jumping over three vans in the parking lot of Wembley Stadium on May 23, 1975. Several days later, Knievel's attempt to jump over 13 buses in front of a crowd inside Wembley Stadium ended in a crash that left him with a broken pelvis. (Photo by Central Press/Getty Images)





A mounted Metropolitan District Commission policeman pursues white bathing demonstrators who attempted to invade area of black bathers, August 10, 1975 at Carson Beach in South Boston. Black and white bathers threw rocks and bricks at one another at times. About 500 blacks were at the beach in predominantly white South Boston in a response to a request by black leaders who said they wanted to ìreassert the rights of all Boston residents to use all public facilities.î (Photo by Peter Bregg/AP Photo)





Team owner Ken Tyrrell (left) standing with Derek Gardner, designer of the Tyrrell P34 ( Project 34 )while Patrick Depailler of France sits aboard the radical six wheeled Elf Team Tyrrell Formual One Grand Prix car in the pitlane at Silverstone following the cars trial shakedown run on 9 October 1975 at the Silverstone Circuit, Towcester, United Kingdom. (Photo by Central Press/Hulton Archive/Getty Images).





Potential customers try one of hundreds of radio-tape recorders at an electronics shop in Tokyo's Akihabara district in Japan, on November 18, 1975. (Photo by AP Photo)





A masked Phalange gunman plays the piano, with his assault rifle momentarily set aside, in the downstairs musical bar of the Holiday Inn on November 3, 1975, in Beirut, Lebanon. The Holiday Inn is occupied by Phalangists battling leftist Muslim fighters in Beirut's “Hotel War”. The conflict took place during the broader Lebanese Civil War that lasted until 1990. (Photo by Lapousterle/AP Photo)





The first legal wedding ceremony in history was performed in a hot tub when Leslie Davis, 23, and Richard Bustardo, 29, got married during the Backyard Living Show in Los Angeles, March 26, 1975. The ceremony was held in a five-foot hot tub, with the bride wearing a bikini and the groom attired in swimming trunks and top hat. In background is best man Arnold Holland and bridesmaid Bonnie Heckenbach, who joined the couple in the same hot tub. Officiating is Betty Jane Shaw, left. (Photo by Harold Filan/AP Photo)





Six terrorists took over the OPEC headquarters in Vienna, Austria, on December 21, 1975, and held dozens of people hostage, including several OPEC oil ministers. Here, the attackers are seen boarding a DC-9 aircraft they had demanded to fly them to Algeria. Mediators from the Interior Ministry stand at center as an armed terrorist boards the plane. Three people were killed in the initial attack, but after negotiations, all remaining hostages and terrorists walked away just days later. (Photo by Bettmann Archive/Getty Images)





Roland, an eleven year old newspaper carrier in New Jersey. USA. (Photo by Lewis Wickes Hine/Library of Congress/Corbis/VCG via Getty Images)





Fighting men of the U.S. Army's 77th Infantry Division on Ryukyu Island in Japan hear the news of Germany's surrender on May 8 a few yards behind the front lines during World War II. (Photo by AP Photo/U.S. Army Signal Corps)





U.S. soldiers pile huge rolls of wire fence at an army supply depot for the coming invasion of the European continent in England, May 15, 1944. Equipment for invasion use has been piling up at ordnance depots all over England. (Photo by AP Photo)





Over 2,000 WAAC's take part in a mass calisthenics exercise in Fort Oglethorpe, Ga., May 15, 1943. The recruits are instructed by trained physical education teachers in exercises designed to make them physically fit. (Photo by B.I. Sanders/AP Photo)





In present day proletarian Russia everybody must work, even women and girls whether it be in field, factory or forge. The picture shows a young Leningrad female worker remaining out a huge cog wheel which is to form part of a tractor plant in the old capital shown on May 21, 1934. (Photo by AP Photo)





Helmeted anti-riot police charge through a cloud of tear gas during student riots in Paris, France, May 6, 1968. (Photo by AP Photo)





Photo taken on May 4, 1945 shows a US soldier on the way to the Berghof, Adolf Hitler's home, in the Obersalzberg of the Bavarian Alps near Berchtesgaden, Bavaria. Rebuilt, much expanded and renamed in 1935, the Berghof was Hitler's vacation residence for ten years. In late April 1945 the house was damaged by British aerial bombs, set on fire by retreating SS troops in early May, and looted after Allied troops reached the area. The Bavarian government demolished the burnt shell in 1952. (Photo by Eric Schwab/AFP Photo)