We made the best of an unexpected stay in Brussels. Eight years ago, my fiancé (now husband) and I were on our way back to New York following a visit to his family in southwest France. We were flying Sabena , the national airline of Belgium that was in service from 1923 to 2001 (they declared bankruptcy not long after our trip). September 3, 2001. We were of course ignorant of what lurked just around the corner of history. If I'd known it would be the last time I'd fly with my safety taken for granted (as silly as perhaps that always was), I would have enjoyed the flight experience more, despite the hassles we encountered. The hassles themselves, in fact, would have seemed like nothing compared to the immigration nightmares to follow. The way our "layover" started was this: Despite having boarded our originating flight in Toulouse without a raised eyebrow, once in transit (in a different country, where we knew no one and could not call for someone to return to the ai...