Aired Tuesday July 27, 5:00am - 5:20amon Quest

How Do They Do It?

Series 3 Episode 3: Empire State Building; Extracting Copper

How do they fix the mast on top of the Empire State Building? Plus, how do they extract copper from the largest man-made hole in the world?

Category
Documentary / Educational / Science
Original air date
2007-02-28
Cast and crew
  • Iain LeeNarrator