I saw these videos on youtube, and thought that they were cool.

http://www.youtube.com/watch?v=f95VynPtZrY


http://www.youtube.com/watch?v=IR4Q3VzBKI0&feature=channel_page

There was also some other cool 4 wheel steering vehicles on there.

I wish that someone would tap into our control system and give us an aftermarket ability to control our steering manually like this hummer is able to do.

Gary