Portico Details The fantastic Art Deco portico over the main entrance to the concourse. Related Similar Images ...based on the tags: art-deco, overhangs, porticos, rusty, sculptures, wheels... See http://www.thecarriedeer.com/ for details. I believe this is the push car, meaning it would push the charge in the oven out the opposite side into the train car. Tucked-into the side of the concentration mill… these machines were meant to crush underground rock into a fine dust for mineral extraction. Stained windows and sheet metal catch the sunset from across the Ohio River. A typical wall in the base. Atop Elevator ‘M’, formerly Cargill ‘O’. A ship passes the abandoned dock on its way to Duluth. Taconite dust stains the sides of its hull red. The original metal sign over the porticos.