"More people have walked on the moon than have explored the world's deepest oceans."
Twelve people have walked on the moon - two from each of Apollo 11,12, 14,15,16,17 The number of "ocean explorers" who have "explored the world's deepest oceans." is subject to interpretation, but the number of DSVs alone exceeds 12 - as Adam and Jamie would say "Myth Busted".
