Watch FilmoFlix. The disappearance of Michael Rockefeller is one of the enduring unsolved mysteries of the 20th Century. In 1961, Michael Rockefeller left on a voyage down the cannibal coast of New Guinea in a trading canoe. Several miles off shore, heavy seas swamped his craft. After a night adrift, Rockefeller set out to swim for the distant shore, leaving his companion with the fateful words: "I think I can make it..." He was never seen again. Or was he?