aerial photograph of Cleveland Cliffs Burns Harbor steelmaking complex, Portage, Indiana

aerial photograph of Cleveland Cliffs Burns Harbor steelmaking complex, Portage, Indiana previously known as AcelorMittal, Indiana Harbor, Indiana, it is one of the largest fully integrated steel mills in North America
aerial photograph of Cleveland Cliffs Burns Harbor steelmaking complex, Portage, Indiana previously known as AcelorMittal, Indiana Harbor, Indiana, it is one of the largest fully integrated steel mills in North America