Your link is a good one: thanks. That article would serve well in the other ongoing thread about writing for motorcycling magazines. For one thing, the writer is clearly a pro: crisp, clean, punchy prose which compels the reader forward steadily through the material to a defined end point. Most of us can't quite manage this--I'm including myself in this category, for sure.
Other important points: he suggests you not do it for the money, since there will likely be little or none. He says repeatedly that you need to be a writer first, a traveler second. And he recommends you keep your day job.