Lights over the emergency slides. A veritable overgrown city in the background.
One thing that struck me as a midwesterner in the South was the vines. They seem to be able to completely cover a building when left alone for a few decades.
Shells of mixing buildings.
One of the prettier Humphry Manlifts in Minneapolis, in my opinion.
One of a pair of poles to hold the electric lines for the streetcars entering and exiting the tunnel.
The beet juice was boiled down to make a syrup, which would be drained down the trough to the crystalizers.
On this production line, the office was elevated far above the floor.
One of my favorite pictures of the tunnel. I am holding a bike rim and wearing a headlamp. My friend triggered the flash just behind my lower back. The fog is a temperature inversion at the entrance of the tunnel; it was 102 degrees outside of the tunnel and about 50 degrees inside, and humid.