Good thing there are no terrorist in Spain, well apart from ETA that is:
http://abcnews.go.com/International/wireStory?id=6339000

A few months ago I came across this picture of a BMW Sailcar concept drawing but didnt think much of it, but now I think maybe it could be relevant?
Whadaya think? BMW certainly knows a lot about aerodynamics thru their F1 experience.
http://www.bmwblog.com/2009/09/07/bmw-blue-dynamics-land-yacht/bmw-blue-dynamics-1/

[Linked Image]

Did you guys listen to the Baird interview?
It debunks hydroptere as a real boat because it cant go upwind.