Don O'Neill has always loved passenger trains and ocean liners. He remembers his first train trip at age 3 on the Sunset Limited bound for Los Angeles, with his dad holding him up to the window of the Pullman sleeping car so he could see the engines in front rounding a curve. And he fondly recalls the excitement of his first transatlantic sailing at age 14 on the MS Nieuw Amsterdam. Mr. O'Neill studied English at Dartmouth College but his path veered away from writing early on, as he pursued an MBA and a successful business career. Now retired, he is enjoying the time to travel on his favorite...