Joe, Son of the Rock's photos with the keyword: Vandalism

Railway Tunnel, Bowling National Cycle Route 7 … the trail proceeds west along the north of the River Clyde, through Dumbarton to Loch Lomond at Balloch. Quoted from Wikipedia

Set on fire by vandals. See image below. Yarn bombing (or yarnbombing) is a type of graffiti or street art that employs colourful displays of knitted or crocheted yarn or fibre rather than paint or chalk. It is also called wool bombing, yarn storming, guerrilla knitting, kniffiti, urban knitting, or graffiti knitting. Quoted from Wikipedia