Part of the Pillsbury tunnel that brought water back to the Mississippi River.
Similar Images
...based on the tags: rivets, rusty, stonework, tunnels, turbines, water...
The end of the peninsula where Consolidated D was built, aka General Mills A, used to hold a Northern Pacific freight depot. These are part of the ruins of it.
As the Barker steamed past the dock and island, the sunset casts the shadow of the Taconite Harbor receiving trestle on the boat. Through the fog, you can see some of the islands that were joined into a breakwater.
Colors of the boiler room.
Construction in 2014 reveals a lost stone sign.
Chester Creek, where it was forced to dip below the circa-1970s I-35 tunnels.
The UP gets a lot of snow, making exploring its old mines a special challenge in the winter. The snow is more than 6 feet deep in this picture, and firm enough to walk on.
The many levels of catwalks make for a place where you can look from the ground floor to the roof, about 4 stories up.
An original stencil-brushed sign.
A high-voltage tunnel sheathed in concrete dips below ground near a shell packing building that now stores fireworks.