Portuguese authorities have dismantled an illegal cannabis factory in Castelo Branco, leading to the arrest of a 44-year-old man who has been placed in preventative custody. The operation uncovered a significant quantity of cannabis being illegally produced. In addition to the cannabis cultivation, police also discovered a range of other illicit substances at the site. These included hallucinogenic mushrooms, ecstasy, MDMA, ketamine, and LSD. The discovery indicates a broader operation involving multiple types of drug production and distribution. Authorities continue to investigate the extent of the operation and any potential collaborators. The seizure represents a disruption to the illegal drug trade in the region.