There were a few bits of vandalism. The dweeb actuually signed his name to it.

http://www.telegraph.co.uk/news/uknews/1560573/Orkney-vandal-leaves-vital-clue.html

He also left a stunning clue as to his home city.

http://news.bbc.co.uk/1/hi/scotland/north_east/6951100.stm