Came across this article on digg.com.
The next Pangea, "Pangea Ultima" will form as a result of the subduction of the ocean floor of the North and South Atlantic beneath eastern North America and South America. This supercontinent will have a small ocean basin trapped at its center.
*rubs hands together* Yes, yes, this fits perfectly with my world domination timeline. It will be much easier to govern my empire which I shall rule with an iron fist. Mwahahaha!