The chapel (left) and surgical suite (straight on) move in an out of view as fog rolls up from the St. Louis River valley.
Often the quickest way to move between buildings was to take the roof. The inside of the complex was so maze-like, I don’t know how I would have found my way around.
Portland Huron and downtown Duluth from the end of the Elevator A slip.
2016. A section of the third floor that has changed a lot over the years. Compare to 2006 shot.
The quenching water was reused over and over.
Old boathouses near the dock.
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.
The newer tunnels were fitted with these fluorescent lights, although some skylights (block glass embedded in skywalks) let in some natural light during the day.
A shallow creek traces Illinois Gulch toward the Chain O’ Mines mill. Ball mills are laid out in the sun.