STOPandGO.org - Weird signs, funny signs, safe driving tips

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The Pines Hotel, an abandoned Catskills resort
All Abandoned, exploring abandoned and active locations in New York and the northeast
The Gallon Challenge, photos from a small annual charity fundraiser

Warning, this area subject to surveillance

This sign would be appropriate with a blue border and the title "Notice" and not "Warning" since there is no immediate hazard.