Police are currently at a property in Regent Street, Swindon, where officers are examining the site of a suspected cannabis factory.
Following the discovery yesterday, specialist officers are working at the scene to make it safe and the public are being advised they may see increased police activity.
The property, a disused phone shop, appears to be unoccupied and enquiries are at an early stage.
No arrests have been made at this point.
If you have seen a drugs factory or witnessed any other kind of antisocial behaviour, please report it to police via 101, online or to Crimestoppers anonymously on 0800 555111.
In an emergency, always call 999.
