A couple years ago we were at Sly Park playing poker at 10pm and the camp guy came around on a Segway and told us to pipe down... we had no music on. We laughed at him, he seemed silly, but we complied. Some places do enforce.
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Genesis 49:16-17
"Well, well!" said Holmes, impatiently. "A good cyclist does not need a high road. The moor is intersected with paths and the moon is at the full."