Apollo 11 astronaut Edwin "Buzz" Aldrin salutes the American flag on the surface of the moon on July 20, 1969. Aldrin was the second man to ever step foot on the lunar surface. The first was Neil Armstrong, Apollo 11's mission commander.
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The Apollo 11 moon landing, in photos

Updated 11:09 AM ET, Tue July 16, 2019

Apollo 11 astronaut Edwin "Buzz" Aldrin salutes the American flag on the surface of the moon on July 20, 1969. Aldrin was