An appeal has been launched after four vans were torched in Aberdeenshire last week.
Police were called to the A96 near Broomhill roundabout, near Kintore, at around 12.25am on Thursday, March 30.
There were no reports of any injuries.
The Scottish Fire and Rescue Service attended and extinguished the fire.
Detective Constable Chris Cran said: “Our enquiries are ongoing and we are appealing to anyone who may have information which could assist us to come forward.
“Anyone with information is asked to contact police on 101 quoting incident number 0054 of March 30.
“Alternatively, details can be given anonymously to Crimestoppers on 0800 555 111.”
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