Category:5 tunnels

Media in category "5 tunnels"

The following 2 files are in this category, out of 2 total.

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  North End of Tunnel No. 3, Showing Five Drifts Around Center Core; Bay Shore Cut-Off.png 1,716 × 1,172; 981 KB
  
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  Transatlantic tunnel over Northern Hemisphere.svg 385 × 341; 1.18 MB