THIEVES attempting to burgle the Whitchurch Silk Mill were startled after triggering the alarm of the historic site.

The offenders managed to gain access through the mill’s outer doors using an unknown instrument to pry them open.

They then tried to gain entry to the main mill but were unable to and triggered the alarm system.

Nothing was taken during the attempted burglary, which took place between 12.05am and 12.35am on Monday.

Police are urging anyone that might have seen or heard anything to contact them on 101 quoting 44160343319.