Vandals have struck at a North Yorkshire castle.
They sprayed Pickering Castle with yellow paint.
It happened between midnight on Tuesday 15 April and 3.39pm on Thursday 17 April.
The ruins of Pickering Castle are what remains of the medieval fortification first constructed in the 12th century.
The castle served as a temporary prison for Richard II in 1399. It is a scheduled monument.
If you can help police with their investigation, you can contact them on the numbers below.

How to help the police
- Call North Yorkshire Police on 101, select option 2 and ask for PC70 Louise Neville-Beck
- Email PC Louise Neville-Beck
- Contact Crimestoppers anonymously on 0800 555 111 or via the website
- Quote reference number 12250069262