A couple who sold their home and bought a £250k truck will now travel the world in it for the next 10 years - and plan to visit 100 countries.<br />David Stephenson, 61, and his wife, Charlotte, 60, are two years and 30 countries into their mammoth trip - after road tripping through Africa.<br />They had the idea when spotting an overland truck in Tibet and knew it was what they wanted to do when they retired.
