Thebeautyspot is part of the Berwyn Mountains site of special scientific interest, whose protected moors provide ideal habitat for rare birds such as the hen harrier and the black grouse.
The wider cull was postponed on Tuesday after farmers protested against plans to bury 2, 500 dead sheep at the south Armagh beautyspot Slieve Gullion Forest Park.
This well-known route is lined with cherry trees which are reflected in the still waters, and is an ideal spot to ponder and admire the surrounding natural beauty.
That decision involved taking Halliwell to a beautyspot at Barbury Castle near Savernake Forest, where the detective "appealed to the killer's conscience" over Sian.