It's open to anyone who buys a ticket during their business hours.
We went through as a group of 8 . It was a guided tour. But we bought it on Groupon. So it was very inexpensive. You miss so much of the history of you don't take the tour.
Open to individuals, lots of history ,several movies made there.
No, we went through with a group and then walked back through by ourselves. Very fun and lots of history. No restrictions going on your own.
Yes, closed to individuals. Not aware of minimum size of group.
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