That's awesome but it's Pele's dummy which, at the time must've seemed like something from another planet. Had it gone in it would've surely been a contender for the greatest goal of all time.
And while we're talking goals from impossible angles ...
!!!!!
And for the sheer hell of it, probably the three greatest goals I've seen in my lifetime:
http://www.youtube.com/watch?v=q5W6vBI3mGE
http://www.youtube.com/watch?v=jk-kXwjASEE
But the winner has to be ...
3:55
Eat that Christiano