Kuhakoski

[1] It is located in the immediate vicinity of the Numlahti Manor and the Regional Road 132, 34 kilometres (21 mi) north of Helsinki.

[3] It is part of the Vantaa River watershed, which descends stepwise to Lake Valkjärvi with a length of 150 meters.

[1] After the rocky outcrop, the water falls down in three large stumps, then bubbling through the woods into a rural landscape filled with fields.

Even today, the foundations and ruins of the mills can be seen in the waterfall, reminiscent of the industrial history of the rapids.

[2] Other identifiable landmarks include the semi-two-storey brick building above the Valkjärventie road above the rapids, which was a former machine and car repair shop in Perttula from 1937 to 1972.