To freeze the slideshow, click any thumbnail below. All photos courtesy of NASA.
The Saturn V rocket of Apollo 12 at lift off. Lightning struck the rocket 36.5 seconds later, taking computers offline, and only quick thinking saved the mission.
Richard Nixon preparing to view the launch of Apollo 12, the only Apollo launch witnessed by a sitting President.
Dick Gordon took this picture of lunar module Intrepid prior to its descent to the surface of the moon.
Alan Bean descends from lunar module Intrepid.
Alan Bean's first step on the moon.
Pete Conrad unfurls the American flag.
The lunar module touched down close to Surveyor 3, an unmanned probe sent by NASA two years earlier, to demonstrate that a precise landing was possible and to retrieve data collected by Surveyor 3. Surveyor 3 is in the foreground with Pete Conrad.
Alan Bean on the moon in the Ocean of Storms.
Alan Bean collects samples of soil from the Ocean of Storms.
Alan Bean hammers a double core tube near the Halo Crater.
Alan Bean hops on the moon. The lunar module is in the background behind the crater.
Alan Bean carries the Apollo Lunar Surface Experiments Package (ALSEP) away from the lunar module.
Alan Bean takes photographs of the footpad of the lunar module.
The moon as viewed from Apollo 12 after leaving lunar orbit.