Home All News Heroes Iron Man Completes 13-Year Human-Powered World Trip All NewsHeroes Iron Man Completes 13-Year Human-Powered World Trip By Good News Network - Oct 7, 2007 British adventurer Jason Lewis on Saturday arrived in Greenwich, south-east London, ending a 13-year round-the-world trip using only the power of the human body. Thanks to Danelle for the tip. (Video and text) Leave a Reply Cancel replyYou must be logged in to post a comment.