NASA Mission Control in Houston, Texas; Cape Kennedy, Florida; Moon. NASA film entitled "Apollo XI...The First Step." Apollo on launching pad at dawn. CU Astronauts Neil Armstrong, Michael Collins and "Buzz" Aldrin in space suits. Apollo XI blasting off. Workers at Mission Control. Astronauts in capsule during flight. Tracking LS of Apollo XI in flight. Excellent shot of earth from space at 00:05:44:00. Shots of the moon's surface from orbiting capsule. Narration from Neil Armstrong as lunar module sets down on Tranquility Base on the moon's surface: "The Eagle has landed." Shots of workers in Houston. Various shots as Armstrong sets foot on the moon: "That's one small step for man, one giant leap for mankind." Excellent shot of Armstrong on the moon at 00:07:00:00 with module reflected in the visor of his space suit. Shot of earth from over the lunar module. Armstrong and Aldrin planting American flag at 00:07:22:00. (cont.)