Isabel, the mystery passenger

Should you be fortunate enough to take a trip on the American Orient Express, you might get a more memorable trip than you bargained for... You see, it turns out that at least one of the sleeping cars has a passenger that never left:

WHEN crew members are given a passenger tally for an American Orient Express train trip, they always mentally add one to the list. It's not a good idea to overlook Isabel. She is referred to as a "permanent guest" on the upscale train. Isabel is a ghost.

Vintage luxury trains, spectacular scenery, and a ghost - what more could you want in a vacation?