Bethlehem Steel Blast Furnaces, Bethlehem, Pennsylvania
12:57
Beth Steel Furnaces
7:29
Ruins of the Bethlehem steel mill
1:04:41
Lathe Drilling Job Continues: Setup, Indicating, Drilling & Boring
21:38
Why the Summit of the Great Pyramid is Missing
41:56
National Museum of Industrial History, Bethlehem, Pennsylvania
14:11
Inside Africa's Food Forest Mega-Project
4:59
Dumping slag at Bethlehem Steel in 1994
1:19:28