Kids are easy to entertain in a city. Ellis and I made a visit to Chicago a couple months ago, and all I had to do was ride the train, or just see a train. He could stand under the “L” and watch all day. To see for yourself, watch the video of Ellis on You Tube here. It starts with him going crazy yelling “train, train,” then pivoting his head to watch the cars go by. Then he says, “Bye, bye, train.” At the very end he says “another one?” We had a nice couple of days, walking the…