North of England - S1.E3 - Underground Britain
In this episode, Rob explores two natural wonders in the Yorkshire Dales - a mile of caves and one of Britain's deepest potholes. In Stockport, Rob learns how its unique geology made it the perfect spot to build the country's largest air-raid shelter and he discovers the incredible depths that are being plumbed to retrieve agricultural fertiliser.
North of England - S1.E3 - Underground Britain
November 6, 2014
Video reviews
There are no video reviews for this tv episode yet.
Video reviews
0 review(s)
Text reviews
0 review(s)