South of Horseshoe bar you will come upon what is referred to as the NFD viaduct. This is an impressive structure built to conduct the water over a small ravine. Easily 15 feet tall and 40 feet in length, large granite blocks were carefully stacked to create what looks like a dam.
Gold
Usually, these posts relate to metal tier Gold level plan benefits. Sometimes, the posts relate to gold mining and history.
Historic North Fork, Rose Spring Ditch in Granite Bay and Folsom
The new Rose Spring Ditch wound around the hill sides of the current Folsom Lake Estates and required two siphons.
Historic Granite Bay Gold Mine
As I peered down the mine shaft at the tunnel entrance I was surprised at how deep it was. With water dripping off the roots from recent rains, the sides of the tunnel were comprised of the same cobble and red dirt as the trail and pit up top.