56:05

Carrie Furnace Tour Rankin, Pennsylvania

23:54

Carrie Blast Furnaces

28:03

The Renewables Report: episode 6. Tove Feld - Energy Transition in Europe: The Role of Governments

27:50

Death of a blast furnace - Alla scoperta del vecchio altoforno abbandonato

25:26

World's Largest Plate Mill-Lukens

12:57

Beth Steel Furnaces

8:29

Secrets of the Squirrel Hill Tunnel

8:13

Pittsburgh's Historic Carrie Furnace | Mysteries of the Abandoned | Science Channel