Damn, I wish I had thought of this idea first. Brilliant

How fantastic. You put bricks in the top and a road comes out the bottom. Damn, I wish I had thought of this first. Brilliant

tiger-stone-interlocking-brick-road-machine-printer-lays-bricks-12

More here, http://twistedsifter.com/2012/07/tiger-stone-brick-laying-machine-prints-roads/