An old fave: Rolf Potts & Trekkies aboard a Star Trek themed cruise

11.16.09 | 10:22 AM ET By Doug Mack I’m 30 minutes into my lecture in the cruise ship conference room when I realize the audience is beginning to sour on my travel presentation. I was doing fine when I was telling tales and sharing photos of faraway places—but when I switch to the topic of travel writing, folks in the crowd begin to tense up.

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