WATCH: "That's one small step for man, one giant leap for mankind." On this day in 1969, American astronauts Neil Armstrong and Buzz Aldrin became the first people to step foot on the moon. | PBS NewsHour

One small step for man, one giant leap for mankind… At 10:56 pm ET on July 20, 1969, Neil Armstrong took humanity’s first steps on the Moon. Those first steps were filmed by a camera mounted on the lunar module, which Armstrong activated on his way down the ladder. #Apollo11 #MoonLanding #NASA | National Air and Space Museum, Smithsonian Institution