Those who have gone have returned changed -- even by a four-day weekend in Santa Fe, an Amtrak ride up the coast or an organized tour of Civil War battlefields.

• 所有旅游归来的人都会焕然一新--即使在周末到阿根廷的圣菲玩4天，开车沿海岸兜一圈，或者参加一次有组织的游览内战战场的活动，都会使人大为改观的。