The plaque which the Apollo 11 astronauts left on the moon in commemoration of the historic lunar landing mission is pictured in this July 20, 1969 NASA handout photo. The plaque reads: "Here men from the planet Earth first set foot upon the Moon July 1969, A.D. We came in peace for all Mankind.Neil A. Armstrong - Michael Collins - Edwin E . Aldrin Jr". (Photo by Reuters/NASA)
