The rocket system used several cooling methods, once of which included an evaporation pond, pictured here.
Inside the west portal is a big liquid propane hand warmer, for workers to take the cold off their gloves as they handled the switches and doors of Cramer Tunnel. Mamiya GA645 / Kodak Pro 400
The EPA has been doing work on and off over the past few years, digging up the foundations of the demolished steel mill to clean up the site.
A gateway for St. Louis as seen through a gateway (of sorts) in East St. Louis.
Taken from atop a grain train at the end of Cargill B-2, looking toward Lake Superior “I”, now part of the sample complex. This area used to have another slip, but Cargill filled it on when it built the elevator on the right.
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.
A great lakes freighter slowly passes SK Wheat Pool 4 with ‘The Sleeping Giant’ in the background. Arista 100.
If you look close you can see a figure on the water tower.
The interior of one of the curved corridors that connect two wards. Note the original floor’s hand-laid tile pattern. Portra 160.