Let's be clear about this: The video above is NOT a work of tilt-shift gimmickry. Rather, it's a fully functioning model of a real airport, complete with aircraft, ground-service vehicles, and the ability to have airplanes taxi, take-off, and land from the model's pretend runway.
The model Flughafen is at a place called Miniatur Wunderland in Germany, and according to the video caption (translated via the Google and edited by Telstar Logistics):
Miniatur Wunderland has been tinkering for several years on a major new project.A 150m² section of the airport will expand the model. The test operation is currently in full swing. Not everything works as it should, but here you see the first pictures that have emerged in recent weeks.
Here's another video (with English subcaptions) that offers a peek at the backstage magic that makes it all work: