The rocket system used several cooling methods, once of which included an evaporation pond, pictured here.
Looking from the brewhouse at the death of its sister building, across Minnehaha.
Not ghosts. Slow-moving explorers’ shadows create a ghostly effect in the ‘Old Ward’–the second floor of the Service Building.
Here you can see the end of the scrapping phase in 2011.
In this ghost town where there were brick, wooden, and dirt-brick buildings, the latter fared the best by far.
Platforms and abandoned outbuildings, as seen in 2005.
The doorframes become more askew every year as the buildings slip downward into the gulch at different rates. This seems to be the part of the mine ruins where transients leave their marks. The graffiti dated back to the 1970s, at least.
Looking into one of the fire slides, designed to evacuate patients extremely quickly. In 1880, a fire completely destroyed the asylum at St. Peter, Minnesota, killing 30 patients.
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.