On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in July 19, 2009 in Washington, DC.

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On the eve of the fortieth anniversary of the first human landing on the Moon, Apollo 11 Astronaut Neil Armstrong speaks during a lecture in honor of Apollo 11 at the National Air and Space Museum in July 19, 2009 in Washington, DC.

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Size: 3552px × 4800px
Location: Washington, DC, USA
Photo credit: © NASA Photo / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 11, 40th, american, anniversary, apollo, armstrong, astronaut, exploration, historic, iconic, indoors, landing, lunar, man, moon, nasa, neil, science, smiles, space, speaking, technology, usa, vertical, walk