Police are appealing for witnesses after £1,500-worth of damage was done to fences at Furness Abbey in Barrow.
It was reported that a group of youths had been in the grounds at around 5.15pm last Thursday and were responsible for the damage.
Anyone who witnessed this incident or has any relating information can report online at www.cumbria.police.uk/reportit quoting incident number 142 of the 29 July.
Alternatively, call the independent charity Crimestoppers, completely anonymously, on 0800 555 111.