When we think of comfy, long-distance road cars, there are a few obvious choices. A Mercedes-Benz S-Class, Bentley Continental GT or, assuming fuel efficiency isn't paramount, a Range Rover are all good options for a road trip. But what if that road trip was 37,000 miles? Maybe something more reliable but still comfortable, then, like a Honda Accord. What about a 1967 Datsun Roadster?