its Disney world 47 square miles (about 30 miles)
Lagoon
"Worlds of Fun" is an amusement park in Kansas City, Missouri, USA. They have a village nearby, the Worlds of Fun Village, where visitors can stay. The amusement park is so close to this village that visitors can walk that way.
Cedar Point in Sandusky Ohio is the best amusement park in the world.
Santa's Village, now known as Santa's Village AZoosment Park, is an amusement park located in East Dundee, Illinois. The park was originally opened in 1959, but it was re-opened in 2011.
The Pentagon
Cedar Point, Ohio
The biggest resort complex is Disney World but single park is Disney's Animal Kingdom Park at 500+ acres.
Walt Disney World Resort in Florida, USA.
Disneyland, Tokyo (I have no idead how big it is, though.)
Yellowstone National Park.
Royal National Park, situated in NSW, 29km south of Sydney.