A United 787 taxis at DEN (Photo: AirlineGeeks | Parker Davis)

Mile-High Madness at Denver International Airport

If you go onto Google Maps and type in Denver, Colorado, you’ll see one of the oddest city outlines out there. For the most part, it looks like a regular city, but, in the northeast corner of the map, the city transitions into an odd, thin arm following one road: Peña Blvd. Peña first goes north and then turns back east, before turning to what looks like an entirely new city. But it isn’t. It’s an airport. The biggest in…