Arduino chips have brought us lots of neat DIY projects, like a Star Trek-style pneumatic door, a real-life game of Out Run, and a microwave that entertains you with YouTube clips, but how is the open-source microprocessor made on an industrial scale? Adafruit's Limor Fried took a tour of the factory in Turin, Italy recently, and brought back video and a whole Flickr gallery to tell the tale.

Image and Video Credit: adafruit (Flickr)