Sure, you can buy a Lego camera, but where's the fun in that? Isn't Lego all about creating your own stuff? And possibly having a flashback to your childhood? If both those ideas resonate, then you'll love this Lego 4x5 film camera, which uses who-knows-how-many bricks, plus a 127mm f4.7 lens from eBay.
Best of all, creator Cary Norton took photos of each step. For more details on how he constructed it, you could try bugging him, but considering it took him over a year to make it, that might be a tall order! [Cary Norton via Photojojo]