Holy smokes. Take a look at these pics.
Mind Blowing Paper City
If you feel annoyed at being humbled by the product of painstaking genius--and who doesn't sometimes?--then maybe this video will cheer you up. It's in Japanese and only partly sub-titled, but that shouldn't be a problem. It's mainly visual anyway.
Spoiler (highlight to read): The Japanese Tradition is a series of dryly satirical spoofs of Japanese instructional films by the Japanese comedy team known (in English) as the Rahmens. Check out their other videos. They're all funny.
The Japanese Tradition - Origami