Looking down the walkway that traces the bottom side of the ore dock.
The top of the docks are so rotten in places that you can see the lake through the boards. In the foreground you can see the controls for the chutes, which work on a clutch.
The orange bars were secured to the tunnel walls to support electric lines for the mine carts. Lower parts of the sand mines were allowed to flood. The water was perfectly still, and made for a mud so thick it could suck off your boots.
Check that waterfall!
The top of the headframe, and in a sense, the mine itself. This pulley carried the life line of the mine and the men in it.
The BOMARC launch buildings are spaced on a large concrete pad that looks like a parking lot. Out of view are underground pipes for fueling and cooling the rocket motors.
Before Portland-Huron Cement’s Duluth Plant was (mostly) demolished and (partly) turned into a hotel, the top of its silos gave a cinematic view of elevator row.
A typical narrow hallway at Birtle.
I’m very happy to have caught Marquette before it was completely destroyed. If you’re wondering, it costs about $1,000,000 to demolish and elevator like this, and not that much work for the demo crews.