Testing Grounds Ammunition had to be tested on site before shipment. That was done here. These heavy concrete bunkers deflected rounds harmlessly into the earth. Related Similar Images ...based on the tags: bunkers, explosives, fences, grass, trees... Steel mine hoists, near the place they worked, wait for scrap prices to justify their final removal from Osceola, Michigan. Dead cars were parked permanently near the model farm. Perhaps it had an automotive program. After all, before they were ‘Indian Residential Schools’ they were ‘Indian Industrial Schools’. A damaged roof channeled rain onto the adobe walls, cutting them in half. In the distance, a preserved house and the ruins of the Colmor School. Sliding fireproof doors and an old hydrant at Harlowton’s old yards. Looking toward the Quenching Tower from the coal tower platform. The vines are thick across the asylum. A 5-minute exposure of the tunnel and stars, and even some of Duluth’s city lights bouncing off the clouds. A single off-camera flash in the tunnel gives the effect of an oncoming train. “M.H. ’56; Al Malmsten ’44”. Brick Graffiti Series. The command building and a coolant tank. In the distance, rain and hail pound Wyoming dirt.