The document discusses various idioms related to travel, including "in the same boat" meaning facing the same difficulties, "drive someone up the wall" meaning annoy or irritate someone greatly, and "live out of a suitcase" referring to traveling so often that one's home seems to be their suitcase. It also mentions idioms like "travel light" meaning pack lightly for a trip, "set off" meaning begin a journey, and "get the show on the road" meaning begin an activity or event that has been prepared for.