With thousands of acres of land to spare, Denver International Airport is setting its sights on becoming what officials dub an "airport city"—an aerotropolis featuring logistics and trade facilities, hotels, retail, museums, schools and intermodal connections. The concept of an airport-oriented "city" is not new, but recently it has become a hot topic. Airports around the world are pondering ways to generate new revenue and revamp their public image from a departure point to be endured to a destination unto itself.