A look for the tunnels of Wet Earth Colliery near Ringley, a site that started the extraction of coal from the Irwell Valley Fault in 1740. One of the reasons this site was important was the involvement of James Brindley.
Minotaurs Liar is a culvert that takes the Hyndburn brook around 265m under a field
My Shop takes the River Hyndburn through a stone block culvert for around 400m
Dobroyd Mill is found near Jackson Bridge in Holmfirth, a couple of culverts meet under the Mill to form Jackson Bridge Dike.
A short culvert takes a small tributary of the River Holme under Clarence Mill in Holmbridge.
This short culvert is stone throughout with a waterfall, cascades and pools along it's length.