This is a catch-all category to list places.
Viewed from orbit, this could be mistaken for the continent called "North America" IOTL. Any closer and the differences become impossible to ignore...
You would think "South America" would be simple and self-explanatory enough. You would be wrong. Four centuries is long enough to weird ANYTHING.
You would think "the subcontinent of Europe" would be self-explanatory. You would be wrong. This, after all, was where history diverged first.