If you're asking can the literal castle as a whole go underground, No it cannot.
If you're asking can you go underground via tunnels at Cinderella's Castle & around the park, Yes at least the cast & employees can. The public cannot.
Styrofoam
It can certainly be assumed more than one woman plays her but it is unknown how many people portray Cinderella at Disney World.
Disney World's castle is modeled after Cinderella's castle and Disneyland's is modeled after Sleeping Beauty's
First of all, Cinderella's Castle isn't at Disneyland, but is at Disney World (in FL). Second, yes, you can sleep in Cinderella's Castle, assuming you purchased the night and the theme park admission to cover both days. With the cost of the night being more than the average person can afford, not many people actually sleep there. However, for those who are able to, check it out. The castle that exists at Disneyland is called 'Sleeping Beauty Castle'.
Yes, you can
The castle featured in the Disney logo is inspired by Cinderella's Castle, which is located in Disney's Magic Kingdom at Walt Disney World in Florida. This iconic castle represents the magic and wonder associated with Disney films and theme parks. While it is not an exact replica, it captures the enchanting essence of Disney's fairy tale themes.
castle
i love disneyworld
it is the Cinderella castle. It is supposed to be bigger that the Sleeping Beauty castle in Disneyland
The castle at Disneyland is Sleeping Beauty's Castle. The one is Disney World is Cinderella's castle.
ten years
Walt Disney World's castle opened in 1971, the same day the Magic Kingdom opened.