Originally Posted by Si

Bigger/better version here:
http://4.bp.blogspot.com/-1epDzLFtaj...0/original.jpg

I remember being taught about this theory in School, but for some reason this image and story is doing the rounds at the moment.



One current theory is, you may get your wish when North America gets pushed over to Asia it is pretty common theory another supercontinent will come about again. Might be in a very different configuration though.