Not criminal, but surely insane! You would never find a vacant bit of tarmac to land on.
Other roads may be more promising. If I remember rightly a few years ago, a Robin landed on the hard shoulder of the M2, trying to make it back to EGTO, after engine failure. He frightened a few motorists, but I don't think he was prosecuted for it.
[This message has been edited by skua (edited 08 May 2001).]
[This message has been edited by skua (edited 08 May 2001).]