Police have launched an investigation after around 50 bales of hay went up in flames in Scarborough.
The cause of the fire, which happened overnight last Saturday in a field on Throxenby Lane, has not yet been established.
Officers are investigating to find out whether there are any suspicious circumstances surrounding the incident.
Anyone with information about the cause of the fire or who saw any suspicious activity around the time of the blaze, is being urged to contact the police or Crimestoppers.
Call North Yorkshire Police on 101 – select option 2 – and ask for PC Holly Hornsby or Scarborough Police.
Crimestoppers can be contacted anonymously on 0800 555 111.
Quote reference number 12130055096 when passing on information.