Only if you are drinking.
Yes you have to have I'd to sign the waiver when you enter if you are under 18 you have to be accompanied by a adult to sign for you this place can be dangerous no joke remember cliff diving is dangerous but most of the funest things in life are dangerous kind of why you are made to sign a waiver.
No
You will be ID'd if you are bringing alcohol for sure. No glass permitted, so they check coolers.
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