No, we just showed up and paid our admission. Best experience of our lives. Wear comfortable shoes for walking/climbing.
We didn't have to when we were there in March
No
Nope...just be there before the last tour which i think is 4PM
Nope they have a little window you book at in person. Have fun it's very cool!
No dont have to.
Not for small groups ..
Nope, you can just show up and do it right there.
Not unless your group is huge
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