One was Dante's Peak, and I think the other was Twister or Volcano.
Natural disaster junkie?
The guidelines are fine, but they are Guidelines. If with the parents, the parents decide. If Smallsteps was trying to go by herself or a group of friends, that is different.
I think a lot of times they don't even check anymore. Either that, or you can buy your tickets online ahead of time, so if the parent buys it for you, they don't even know what age you are. Yeah, it must have been some kind of theme night or something.