Exactly 50 years ago, and six hours and 39 minutes after landing on the Moon, Neil Armstrong took his historic first step on the lunar surface, saying "It's one small step for man, one giant leap for mankind". | BBC World Service

On July 20, 1969, astronaut Neil Armstrong stepped down from Apollo 11's lunar module onto the surface of the moon, the first human in history to do so. http://abc7.la/29VgYf1 | ABC7