Tilt-shift lenses allow you to define a narrow band that remains in focus, while the rest of the image gets blurred. The resulting effect gives you the impression that those objects in focus are miniature. If you ramp up the speed in a video so that, say, cars are moving quicker than normal, it looks for all the world like they are toys. Pavel Petrov lives in the city of Sofia in Bulgaria, and has allowed us to share this amazing video. Do check out his channel using the provided link.