Sir Robin Knox-Johnston, the British yachtsman who became the first person to circumnavigate the world solo, non-stop. At 74, he’ll be navigating on a Clipper 68 for this year’s Sydney Hobart Yacht Race.

In the words of Jack London: “The sailor never grows so old that he does not care to go back for one more wrestling bout with wind and wave. I know it of myself.”

(image courtesy The Telegraph)