Where does luggage go after check in? What happens in the control tower? How do planes actually fly? This interactive, lift-the-flap book takes you behind-the-scenes to uncover the hidden secrets of the airport--from a peek inside the cockpit to the hustle and bustle of departures. In this follow-up to How Cities Work, we explore the earliest airports through to today's giant transport hubs and what airports could look like in the...