Looking into the Pool 8 Annex from the original Ogilvie’s elevator.
In the days before a centralized fire alarm system, coded whistle blasts would warn when and where a fire broke out.
An impressive message for graffiti in a Detroit warehouse, but then again look at these steam pumps. Over-built and under-appreciated.
The only thing that signals that this was an office building, rather than another production floor, is the small amount of wood paneling that remains.
The individual ovens are skinny to allow even and fast heating of the whole interior. Numbers are cut into signs because no paint could withstand the heat or corrosive emissions from the coking process.
One level below where the cotton was nitrated, the fumes must have been powerful. This floor had several massive ventilation fans in its walls.
Watching the comings and goings of doctors, nurses and new patients was a mainstay of asylum routine; one can find it easy to imagine pale faces pressed against the block glass windows, staring out at the world moving past them.
The left cave is the largest of the three, and shows the most evidence of expansion.
Partier graffiti dates to when the caves were last open to the public; probably in the 1990s. This tunnel used to horseshoe between the brewery’s ice chute (left) and basement door (right, backfilled). Note the utility tunnel in the upper-right corner as well as the lighting brackets on the ceiling.