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You don't, or at least shouldn't. As you say, it's public property, not yours. What you are asking is no different from how to leave garbage around your campsite so that casual observers won't se...
Answer
#1: Attribution notice removed
by
System
·
2020-06-03T15:54:21Z (over 4 years ago)
Source: https://outdoors.stackexchange.com/a/11258 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/