An autonomous headwind powered turbine boat, apparently roaming the pacific, always sailing to where the wind is coming from.
Instructions for repair is carved into the hull in +/- 50 languages, and essential spare materials are stored in the hull.
The information is a bit vague (she claims the national coastguards are not too happy about the vindwinder roaming around). but there are some posts here and there that give some impression:
http://www.ilmare24ore.com/en/general-news/post.asp?id=news-of-windvinder_51998 (windvinder getting offspring)
http://www.flickr.com/photos/vannispen/62114274/in/set-1341835/ (some closeups)