What movie extravaganza has a cast of 2,000, including Warren Beatty, Bill Cosby, Bette Midler, Robin Williams, Walter Cronkite, Chevy Chase, Martin Short, David Letterman, Mel Gibson, Pee-wee Herman and George Lucas? Features an earthquake, a shipwreck, a giant bee, several gunfights and a zillion other acts of harmless mayhem? Cost about $500 million to produce -- as much as ten whole Ishtars? And, with gobs of charm, sly wit and relentless good cheer, brings off the film magician's trick of making make-believe believable?
Answer: the Disney-MGM Studios Theme Park, a 135-acre spectacular in the 44- sq.-mi. Walt Disney World near...