This massive cannabis farm was discovered in Salford.
Officers were called to a disturbance at a property in the Broughton Park area on Monday (September 23).
When they got there, they found rooms full of potted cannabis plants.
The setup was fairly sophisticated.
Dozens of marijuana plants were seized by police.
Images posted on the GMP Salford Twitter page showed a room covered with white sheets.
Hydroponic lamps can be seen hanging from the ceiling, with filters and vents placed around the room.
Another image shows a similar scene in another room.
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Cops also posted an image of nine huge bags stuffed with plants.
Investigations are ongoing, GMP said.
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