Thread: Touring Tunnels
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Old 11-09-14 | 11:27 AM
  #49  
fietsbob
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I read of a Corkscrew tunnel, quarried out, in Norway. https://www.youtube.com/watch?v=aG-B659WZfY
This one is straighter https://www.youtube.com/watch?v=zeB8Y4fVI3g
Last edited by fietsbob; 11-09-14 at 11:33 AM.
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