Don't forget these Edge [;)]
Merrie England - Themed around traditional English jibba jabba (pubs, tea, curmpets
)
Old MacDonald's Farmyard - Farm themed, obviously (for all the li'l kiddies)
Adventure Land - Currently themed like a pinball table
Cred Street - Themed with toys and all that mess (again for all the li'l childs
)
Katanga Canyon - Themed like some safari type water thingy place
its where the river rapids are
Gloomy Wood - All spooky themed and stuff, only one ride there, thats the ghost train/Duel
And i think thats all of the different areas now, unless you consider the hotel to be an area, in which case, thats all water themed [;)]
Edit: Nope! hang on, I forgot one ... The Gardens! - They're themed like, well .... a big garden actually [;)]