Before the gold could be extracted, the rock was turned to powder. Depending on the size of the steel balls inside the mill, the rock would be reduced to a certain size. So, multiple mills were usually used in stages.
Behind the grand staircase is this beautifully preserved hallway with medieval-style arches and vivid paint.
Miners would sit in this room before going into the mine. The boards on the right indicated whether every single miner was “in” or “out”.
The interior of one of the curved corridors that connect two wards. Note the original floor’s hand-laid tile pattern. Portra 160.
A big sliding fire door opens onto a train dock.
Taken just after the sun set over Duluth. Don’t you love that green glow?
Perhaps this office was for a film studio or music producer.
Mold creeps up the walls of the offices that housed the Closing Team of the TCRC – Twin Cities Research Center – as water damage pulls ceiling tiles down.