Jeff Bezos, CEO of Amazon and founder of the private spaceflight company Blue Origin, has announced that he's located the F-1 engines that launched Apollo 11 to the moon.

In the privately funded venture, Bezos' team used state-of-the-art deep sea sonar to hunt for the space artifacts that have sat 14,000 feet (4.2 kilometers) under the Atlantic Ocean for over 40 years.

The five powerful engines of the most famous Saturn V rocket burned for only a few minutes on July 16, 1969, sending Neil Armstrong, Buzz Aldrin and Michael Collins to an altitude of 38 miles (61 kilometers) before the first stage of the rocket separated and the second-stage engines took over (pictured top). First stage, plus empty fuel tanks and engines, fell back to Earth for a splashdown in the ocean.

Once used, they were expendable, forgotten in their underwater junkyard. In the early days of space exploration, sustainability wasn't high on the list of priorities, so dumping spent rocket engines into the sea was the norm....