Check out the path that the Roomba robot vacuum takes

The Roomba is a robotic vacuum cleaner that you can just leave and it cleans automatically. The team at Gizmodo managed to a long exposure path that this robotic vacuum takes whilst cleaning up.

I would have assumed that the Roomba would have used some sort of grid system but the reality is rather more beautiful. I am really liking the golden circle image on the left hand side.

If you fancy taking your own picture you will need to get yourself a Roomba: