Semi-retired Ian Morton drinks his coffee onboard his houseboat docked at Le Port De Plaisance de Lachine, a marina in Montreal, Quebec, October 4, 2012. There are no good statistics on just how many boomers are taking retirement on the road. But some indicators - steadily rising traffic at houseboat and recreational vehicle websites, and a growing number of retirement-age members on couchsurfing.com - confirm the trend. Picture taken October 4, 2012. To match Feature RETIREMENT-TRAVELING/ REUTERS/Christinne Muschi (CANADA - Tags: SOCIETY MARITIME BUSINESS)