Sleeping Beauty Castle's drawbridge is absolutely real and works. In fact, it has been raised twice: once on opening day, and again for a rededication in 1983.
The Tiki Room was originally build as a restaurant. That is why it's the only attraction with bathrooms in the Disney park.
There are two hundred feral cats. They are released at night to catch mice and during the day they rest in well-hidden houses for cats.