This is cool!

[CurrentSea]

http://www.altdriver.com/off-road/from-quad-bike-to-jet-ski-in-under-5-seconds/

 

[Radioactive]

That would seem to resolve the portage problem when going cross-country. ( Well, except for fuel stops! )

 

[PascalG]

It s been around for a couple years... Top Gear had a show when they "raced" one across lake Cuomo versus an Alfa 4C. Well, obviously the alfa went around the lake but the quadski went across...