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Anton Anderson Memorial Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Anton_Anderson_Memorial_Tunnel">Anton Anderson Memorial Tunnel</a>]]>
Anton Anderson Memorial Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Anton_Anderson_Memorial_Tunnel">Anton Anderson Memorial Tunnel</a>]]>
Barretts Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Barretts_Tunnels">Barretts Tunnels</a>]]>
Blue Ridge Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Blue_Ridge_Tunnel">Blue Ridge Tunnel</a>]]>
Blue Ridge Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Blue_Ridge_Tunnel">Blue Ridge Tunnel</a>]]>
Cascade Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cascade_Tunnel">Cascade Tunnel</a>]]>
Cascade Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cascade_Tunnel">Cascade Tunnel</a>]]>
Cascade Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cascade_Tunnel">Cascade Tunnel</a>]]>
Cascade Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Cascade_Tunnel">Cascade Tunnel</a>]]>
Östlicher Angriffsschacht
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
Lüftungsschacht Long Island
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
Installationsplatz Manhattan
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
Installationsplatz Long Island
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
East River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
East River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
East River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
East River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
East River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/East_River_Tunnels">East River Tunnels</a>]]>
Westportal New Portage Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Gallitzin-Tunnels">Gallitzin-Tunnels</a>]]>
Ostportal New Portage Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Gallitzin-Tunnels">Gallitzin-Tunnels</a>]]>
Gallitzin-Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Gallitzin-Tunnels">Gallitzin-Tunnels</a>]]>
Gallitzin-Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Gallitzin-Tunnels">Gallitzin-Tunnels</a>]]>
Hoosac-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Hoosac-Tunnel">Hoosac-Tunnel</a>]]>
Hoosac-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Hoosac-Tunnel">Hoosac-Tunnel</a>]]>
Howard-Street-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Howard-Street-Tunnel">Howard-Street-Tunnel</a>]]>
Howard-Street-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Howard-Street-Tunnel">Howard-Street-Tunnel</a>]]>
Portal Detroit Michigan Central Railway Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Michigan_Central_Railway_Tunnel">Michigan Central Railway Tunnel</a>]]>
Portal Windsor Michigan Central Railway Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Michigan_Central_Railway_Tunnel">Michigan Central Railway Tunnel</a>]]>
Lüftungsschacht North River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/North_River_Tunnels">North River Tunnels</a>]]>
North River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/North_River_Tunnels">North River Tunnels</a>]]>
North River Tunnels
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/North_River_Tunnels">North River Tunnels</a>]]>
St.-Clair-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/St.-Clair-Tunnel">St.-Clair-Tunnel</a>]]>
St.-Clair-Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/St.-Clair-Tunnel">St.-Clair-Tunnel</a>]]>
Tremont Street Subway
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Tremont_Street_Subway">Tremont Street Subway</a>]]>
Virginia Avenue Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Virginia_Avenue_Tunnel">Virginia Avenue Tunnel</a>]]>
Virginia Avenue Tunnel
<![CDATA[<br>Source: Wikipedia article <a href="https://de.wikipedia.org/wiki/Virginia_Avenue_Tunnel">Virginia Avenue Tunnel</a>]]>
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