Although I've already directed people to this via our del.icio.us link log over there on the right, I had to post it in full technicolour, 'cause it's possibly the best thing ever. Photos infiltrated by Half Life 2 characters. The suburbs will never be the same!
If you're technically adept, click here for info on how to create such madness yourself, and please send the results to gamesblog. Half Life 2 need not be the only game imported into the real world.