humans first landed on the Moon, with Apollo 11 astronauts Neil Armstrong and Buzz Aldrin being the first men to walk on another body in the solar system. It was only 66 years from Kitty Hawk to Tranquility Base, and now, sadly, 50 years since man last walked on the Moon with Apollo 17.
Apollo 11 Hasselblad photo AS11-40-5875 showing astronaut Buzz Aldrin at Tranquility Base.