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Most Important Structures in this Category

  • entry with pictures
  • new entry (30 days)
  • updated entry (14 days)
# Name Country tunnel length
1 Shanghai Yangtze River Tunnel China 8900 m
2 Transbay Tube USA 5700 m
3 Robertson Tunnel USA 5000 m
4 Twin Peaks Tunnel USA 3650 m
5 Meiderich Ruhr Tunnel Germany 3600 m
6 North-west Tunnels Russia 3125 m
7 Steinway Tunnel USA 2100 m
8 Downtown Seattle Transit Tunnel USA 2100 m
9 Downtown Hudson Tubes USA 1722 m
10 Uptown Hudson Tubes USA 1676 m

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Recently Added

Italy (2008), added on 01/07/2019

Italy (2008), added on 01/07/2019

Belgium, added on 07/09/2018

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Recently Modified

Austria (1969), modified on 22/12/2018

United Kingdom (1843), modified on 25/01/2018

USA (1920), modified on 04/01/2018

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Recently Illustrated

Italy (2008)
3 new images added on 28/06/2019

Italy (2008)
2 new images added on 28/06/2019

Belgium
3 new images added on 24/07/2018

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