Oh, yes. A rather large one. Although the location does seem to move from time to time.

[He frowns; it's a touch of randomness that really, Rip would rather do without.]

From what I've seen, it's typically located on one of the first three floors, near the stairs. There are a variety of rooms run by the assorted prisoners here...

Although I expect you are still a little too young for either of the bars around.