This July 20, 1969, photo obtained from NASA and taken by Neil Armstrong, shows astronaut Buzz Aldrin on the Moon’s Sea of Tranquility. – When the Saturn V rocket built by Wernher von Braun launched with the Apollo 11 capsule at its summit on July 16 1969, one million people flocked to watch the spectacle on the beaches of Florida near Cape Canaveral. But many had doubts that they’d succeed in landing this time. (Photo by Neil ARMSTRONG / NASA / AFP) / **RESTRICTED TO EDITORIAL USE – MANDATORY CREDIT “AFP PHOTO / NASA” – NO MARKETING – NO ADVERTISING CAMPAIGNS – DISTRIBUTED AS A SERVICE TO CLIENTS **TO GO WITH AFP STORY by Ivan Couronne, “To the Moon and back: mankind’s giant leap 50 years on”