Richmondshire Police are appealing for help to identify those responsible for graffiti found at Thornhill, Richmond.
It is believed to have been done within the last 7 days.
Last month the historic ruins at Easby Abbey, near Richmond were targeted with a mess of colour but no identifiable writing or tags.
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If you saw anyone acting suspiciously in the Thornhill, Richmond area within the last 7 days or have any information regarding this incident please contact 101 and request to speak to PCSO Vincent Long.
Crimestoppers can be contacted anonymously on 0800 555 111.