How Do They Do It?

Season 8 Episode 5: Swiss Cheese, Tanks, British Library

How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? And how do robotic librarians run one of the world's biggest...

Genre:

Documentary

Seasons:

17

Episodes:

287

Quality:

HD

Status:

Returning Series

First Air:

2006

IMDb:

7.6