Twohy Shield One of the flashier details on the front of the Twohy Mercantile Building. Similar Images ...based on the tags: stonework... Shortly after the former delivery wagon shed was arsoned in 2005. A turning point in the story of Hamms’ abandonment. Part of the Pillsbury tunnel that brought water back to the Mississippi River. When I moved from the roof back into the upper floors of the distillery, the plants growing out of the masonry caught my eye. It’s 60 feet up, but looks like it could be an old wall. Chester Creek Infall, near Duluth’s old Armory. The creek will not emerge again until it is near the Lakewalk. Grand Army, as seen from a Gilman Tram grade. The Harrison flour mill, completed in 1897 and expanded in 1901 and 1902. The tunnel that I am standing on probably transported grain from the elevator to the mill. Medium Format. A Kiva is an underground, or partly underground, chamber for ceremonies. The stonework was done by a local handyman of sorts, who was also a guard at a nearby insane asylum. He did a great job, it seems to me. A light-painted portrait of one of the few remaining carts that moved everything from fresh eggs to soiled laundry through the tunnels.