One wheel motorcycle

[Robbie2734]

This is great, I don't know how they did it though.
[ame="http://www.youtube.com/watch?v=Z1YoCfm7nxU&feature=related"]RYNO Motors Full Story - YouTube[/ame]

 

[YY1]

Usually, the "wheel" is taller than the rider, and you sit inside it, so it's not incredibly top heavy.

 

[67Dart273]

That surely must be using the same technology as ---whut were they called, again? Slidgeway? Skidsway? Skagway? !!!DOH!! SEGWAY