Mexican President Francisco Madero The first democratically elected leader in Mexico's history

Self-portrait of John Lennon and his Rolleiflex in the attic of his house Kenwood, June 29, 1967

Pope Paul VI looks through a telescope at the Apollo 11 Moon Landing Site, July 20, 1969

Audrey Hepburn and Grace Kelly, backstage at the 1956 academy awards

Alexander Graham Bell and his wife Mabel kissing within a tetrahedral kite, October 1903

Gemini 9 astronaut Gene Cernan suits up for a launch test, May 10, 1966

🚀These are the F-1 engines on the Saturn V (with Wernher von Braun for scale). @scienceissexy

On this day in 1957, Elvis Presley went to #1 on the UK charts with "All Shook Up"

Philippe Petit during his remarkable walk between the World Trade Center's Twin Towers in August 8, 1974 @facethenation

Elsa Andersson was Sweden's first female aviator and stunt parachutist @facethenation

Margaret Heafield was a NASA lead software engineer for Apollo Space Program with the source-code of Apollo Guidance Computer in 1969 @facethenation

George Washington "the Peanut Man" Carver is known for his work with peanuts (though he did not invent peanut butter, as some may believe) @facethenation

Miss Charlotte Cooper became the first female Olympic champion in history, with two tennis victories in the ladies singles and the mixed doubles, Paris, 1900 @facethenation

Navy Corpsman Bartolocci, attached to a Marine unit on Saipan, administers blood plasma to a wounded Marine in June 15, 1944 @facethenation

Claude Monet was a famous French painter whose work gave a name to the art movement Impressionism, which was concerned with capturing light and natural forms @facethenation

Benazir Bhutto the first woman to lead a Muslim country in modern history and become prime minister of Pakistan @facethenation

Crew of Apollo 11 with President Nixon: Neil Armstrong, Mike Collins, and Edwin "Buzz" Aldrin in 1969 @facethenation

President Kennedy and Jacqueline Kennedy arriving at the Dallas airport on the day of his assassination, November 1963 @facethenation

Gandhi meets with Charlie Chaplin at the home of Gandhi's friend Dr. Chuni Lal Katial in Canning Town, London, September 22, 1931 @facethenation

General Douglas MacArthur watches as representatives of Japan stand aboard the USS Missouri prior to signing of the Instrument of Surrender ending World War II on September 2, 1945 @facethenation