Ain’t It Cool News has the scoop that Walt Disney Pictures is planning to unleash sequels to Tron, Pirates of the Caribbean, Cars and National Treasure in 2011. Regarding the fourth Pirates adventure, the article informs, “Some indications suggest the film’s story would be far more contained than its predecessors, allowing for a budget-friendly downsizing. On the opposite end of the spectrum, there’s been unsubstantiated talk that a fourth film would go the other way completely… think in terms of ultra fantastical (dinosaurs, Jules Verne-esque floating fortresses, etc.)”