I know you guys find these post annoying but i was thinking of it when i went to DisneyLand Resort Paris (DLRP) a few weeks ago. They only have two parks and in fairness Disney Studios is pretty small compared to the Disney Park. If you look at an overhead shot of Disneyland Paris you will see that there is tonnes of space around the resort. Would this space be used for future development into another park? Heres a picture of what i mean:
