Great hack for Canon Nikon D200 owners: make a relatively cheap GPS that will transmit coordinates to the camera. Take a picture, and it gets stamped with the GPS coordinates. Not too shabby. I guess this would be great for traveling bloggers, photojournalists, or even artistic projects.

Canon Nikon D200 hotshoe GPS [link][via]

2009-01-06: Correction. It’s Nikon D200, not Canon! Thanks to Eric Duncan for pointing this out.