Police are standing guard outside a property in Cowdenbeath after a cannabis factory was found.
The discovery was made by officers in a unit at the Gateside Industrial Estate on Thursday.
A man, 70, has been arrested.
Police have not revealed the street value of the find but it is understood to be “significant.”
A Police Scotland spokesperson said: “Around 10.30am on Thursday May 8, officers discovered a cannabis cultivation within a unit in Gateside Industrial Estate in Cowdenbeath.
“A 70-year-old man has been arrested.
“Officers remain in the area and enquiries are ongoing.”
Reports of ‘significant, large scale’ cannabis factory in Cowdenbeath
Courier reporter Neil Henderson is at the scene where a large number of police remain.
He said: “At least eight police vehicles are currently at the scene, including a dog unit.
“Officers have surrounded a large vacant factory with officers standing guard at various access points.”
“They are continuing to work to open several access doors to the building, which have been boarded up.
“I’ve been told efforts are currently being made to make the building safe to enter.
“Utility engineers are also at the scene working to ensure power supply to the building is made safe before officers can enter.
“I’ve been informed that a ‘significant large-scale’ cannabis plantation has been discovered within the factory building.
“Officers are expected to remain at the property for several days.”